Scholars@Duke
Daniel Rittschof

Daniel Rittschof

Norman L. Christensen Distinguished Professor of Environmental Sciences
Marine Science and Conservation
ritt@duke.edu
135 Duke Marine Lab Rd, Beaufort, NC 28516

Selected Publications

Chemical signaling in biofilm-mediated biofouling.

Journal Article Nature chemical biology · November 2024 Biofouling is the undesirable accumulation of living organisms and their metabolites on submerged surfaces. Biofouling begins with adhesion of biomacromolecules and/or microorganisms and can lead to the subsequent formation of biofilms that are predominant ... Full text Cite

New genes helped acorn barnacles adapt to a sessile lifestyle.

Journal Article Nature genetics · May 2024 Barnacles are the only sessile lineages among crustaceans, and their sessile life begins with the settlement of swimming larvae (cyprids) and the formation of protective shells. These processes are crucial for adaptation to a sessile lifestyle, but the und ... Full text Cite

"Omics" Techniques Used in Marine Biofouling Studies.

Journal Article International journal of molecular sciences · June 2023 Biofouling is the growth of organisms on wet surfaces. Biofouling includes micro- (bacteria and unicellular algae) and macrofouling (mussels, barnacles, tube worms, bryozoans, etc.) and is a major problem for industries. However, the settlement and growth ... Full text Cite

Biofouling and Antifouling: Interactions between Microbes and Larvae of Invertebrates.

Journal Article International journal of molecular sciences · March 2023 The biofouling process refers to the undesirable accumulation of micro- and macro-organisms on manufactured surfaces [...]. ... Full text Cite

Editorial: Emerging challenges and solutions for plastic pollution

Journal Article Frontiers in Marine Science · January 1, 2023 Full text Cite

Comprehensive analysis of spatial distribution of microplastics in Rawal Lake, Pakistan using trawl net and sieve sampling methods.

Journal Article Chemosphere · December 2022 Occurrence of microplastics (MPs) in freshwater environments, particularly reservoir and lakes, is an emerging concern. There are limited studies in Pakistan on microplastic pollution in the lacustrine environments and those that exist do not provide suffi ... Full text Cite

Voluntary commitments made by the world's largest companies focus on recycling and packaging over other actions to address the plastics crisis.

Journal Article One earth (Cambridge, Mass.) · November 2022 Plastic pollution has caused significant environmental and health challenges. Corporations that contribute to the make, use, and distribution of plastics can play a vital role in addressing global plastic pollution and many are committing to voluntary pled ... Full text Cite

A transdisciplinary approach to reducing global plastic pollution

Journal Article Frontiers in Marine Science · October 28, 2022 Full text Cite

PDMS networks meet barnacles: a complex and often toxic relationship.

Journal Article Biofouling · October 2022 The biological impact of chemical formulations used in various coating applications is essential in guiding the development of new materials that directly contact living organisms. To illustrate this point, an investigation addressing the impact of chemica ... Full text Cite

The evolving global plastics policy landscape: An inventory and effectiveness review

Journal Article Environmental Science and Policy · August 1, 2022 Governments worldwide are increasingly adopting public policies, laws, and ordinances to reduce plastic pollution. To date, studies have not analyzed the content of, and trends in, these policies. Employing a content analysis and literature search, we set ... Full text Open Access Cite

Toxic effects of pristine and aged polystyrene microplastics on selective and continuous larval culture of acorn barnacle Amphibalanus amphitrite.

Journal Article Environmental toxicology and pharmacology · August 2022 This study evaluates the toxicity of pristine (Unwashed) and aged, clean (Biofilm-) or fouled (Biofilm+), PS microspheres (3 µm,10 µm), using Washed particles as a reference material, on selective and continuous larval culture of Amphibalanus amphitrite. E ... Full text Cite

Redirecting marine antibiofouling innovations from sustainable horizons.

Journal Article Trends in ecology & evolution · June 2022 Biofouling has great environmental, economic, and societal impacts. Emerging and promising strategies for antibiofouling require incorporation of sustainability concepts. To this end, key research priorities should be given to disrupting attachment of orga ... Full text Cite

Microbiome Development of Seawater-Incubated Pre-production Plastic Pellets Reveals Distinct and Predictive Community Compositions

Journal Article Frontiers in Marine Science · January 14, 2022 Plastics of various chemistries pollute global water bodies. Toxic chemicals leach with detrimental and often unpredictable impacts on the surrounding ecosystems. We found that seawater leachates of plastic pre-production pellets from 7 recycle categories ... Full text Cite

Enhancing artificial reef fish populations by providing invertebrate prey refugia

Journal Article Fisheries Research · September 1, 2021 Government and private organizations in many regions invest heavily in artificial reefs as a method of enhancing fish populations for recreational fishermen. Though these reefs are known to aggregate fish in the short-term, the long-term maintenance of ele ... Full text Cite

Compositional and Functional Microbiome Variation Between Tubes of an Intertidal Polychaete and Surrounding Marine Sediment

Journal Article Frontiers in Marine Science · May 31, 2021 The decorator worm Diopatra cuprea, a tube-forming marine polychaete common to intertidal and shallow subtidal waters, modifies habitats it occupies through microreef construction and algal gardening. While several studies have demonstrated that decorator ... Full text Cite

Editorial: Cross-Disciplinary Marine Research: New Tools and Societal Interfaces

Journal Article Frontiers in Marine Science · May 10, 2021 Full text Cite

Exploring the Diversity of the Marine Environment for New Anti-cancer Compounds

Journal Article Frontiers in Marine Science · January 21, 2021 Marine ecosystems contain over 80% of the world’s biodiversity, and many of these organisms have evolved unique adaptations enabling survival in diverse and challenging environments. The biodiversity within the world’s oceans is a virtually untapped resour ... Full text Cite

Sensory Physiology and Behavior of Blue Crab (Callinectes Sapidus) Postlarvae During Horizontal Transport

Chapter · January 1, 2021 Adult blue crabs (Callinectes sapidus) live in estuaries and release larvae near the entrances to estuaries. Larvae are then transported offshore to continental shelf areas where they undergo development. Postlarvae, or megalopae, remain near the surface a ... Full text Cite

Plastic pollution solutions: emerging technologies to prevent and collectmarineplastic pollution.

Journal Article Environ Int · November 2020 As plastic waste accumulates in the ocean at alarming rates, the need for efficient and sustainable remediation solutions is urgent. One solution is the development and mobilization of technologies that either 1)prevent plastics from entering waterways or2 ... Full text Link to item Cite

Amphibalanus amphitrite begins exoskeleton mineralization within 48 hours of metamorphosis.

Journal Article Royal Society open science · September 2020 Barnacles are ancient arthropods that, as adults, are surrounded by a hard, mineralized, outer shell that the organism produces for protection. While extensive research has been conducted on the glue-like cement that barnacles use to adhere to surfaces, le ... Full text Cite

20 Years of Government Responses to the Global Plastic Pollution Problem: The Plastics Policy Inventory

Report · May 15, 2020 Plastic pollution in the ocean is a global problem that requires cooperation from a wide range of groups (e.g., governments, producers, consumers, researchers, civil society). This study aims to synthesize the policy response of governments to the global p ... Open Access Link to item Cite

Plastic pellets trigger feeding responses in sea anemones.

Journal Article Aquatic toxicology (Amsterdam, Netherlands) · May 2020 Multiple mechanisms for plastic consumption by marine animals have been proposed based on the feeding cues and behavior of the animal studied. We investigated plastic consumption in sea anemones. We found that anemones readily consumed pristine National In ... Full text Cite

Chronic dietary exposure to polystyrene microplastics in maturing Japanese medaka (Oryzias latipes).

Journal Article Aquatic toxicology (Amsterdam, Netherlands) · March 2020 Fish studies report consumption of microplastics (MPs) in the field, and concern exists over associated risks. However, laboratory studies with adult fish are scarce. In this study, outbred and see-through Japanese medaka (Oryzias latipes) were fed diets a ... Full text Cite

Love at First Taste: Induction of Larval Settlement by Marine Microbes.

Journal Article International journal of molecular sciences · January 2020 Marine biofilms are composed of many species of bacteria, unicellular algae, and protozoa. Biofilms can induce, inhibit, or have no effect on settlement of larvae and spores of algae. In this review, we focus on induction of larval settlement by marine bac ... Full text Cite

Candy and Poisons: Protecting Marine Environments While Meeting Societal Needs

Chapter · January 1, 2020 Our world is culture, technology, biology, economics, politics and finite resources. Technology based on fossil fuels produces candy as well as poisons and enables huge human populations which directly and indirectly destroy marine environments. Technology ... Full text Cite

Comparison of seven methods for DNA extraction from prosomata of the acorn barnacle, Amphibalanus amphitrite.

Journal Article Analytical biochemistry · December 2019 Next generation sequencing (NGS) technologies can provide an understanding of the molecular processes involved in marine fouling by Amphibalanus spp. barnacles. Here, seven methods for extracting DNA from A. amphitrite prosomata were assessed with respect ... Full text Cite

Conspecific cues that induce spore settlement in the biofouling and green tide-forming alga Ulva tepida provide a potential aggregation mechanism

Journal Article International Biodeterioration and Biodegradation · November 1, 2019 Ulva, an important biofouling and green tide-forming alga, forms aggregations that have adverse economic and ecological impacts. However, little is known regarding the aggregation mechanism of Ulva. Knowledge of Ulva aggregation provides clues for controll ... Full text Cite

Adhesion of acorn barnacles on surface-active borate glasses.

Journal Article Philosophical transactions of the Royal Society of London. Series B, Biological sciences · October 2019 Concerns about the bioaccumulation of toxic antifouling compounds have necessitated the search for alternative strategies to combat marine biofouling. Because many biologically essential minerals have deleterious effects on organisms at high concentration, ... Full text Cite

Biochemistry of Barnacle Adhesion: An Updated Review

Journal Article Frontiers in Marine Science · September 10, 2019 Barnacles are notorious marine fouling organisms, whose life cycle initiates with the planktonic larva, followed by the free-swimming cyprid that voluntarily explores, and searches for an appropriate site to settle and metamorphoses into a sessile adult. W ... Full text Cite

The oceans are changing: impact of ocean warming and acidification on biofouling communities.

Journal Article Biofouling · May 2019 Climate change (CC) is driving modification of the chemical and physical properties of estuaries and oceans with profound consequences for species and ecosystems. Numerous studies investigate CC effects from species to ecosystem levels, but little is known ... Full text Cite

Resistance of Zwitterionic Peptide Monolayers to Biofouling.

Journal Article Langmuir : the ACS journal of surfaces and colloids · February 2019 Self-assembled monolayers (SAMs) are widely used in science and engineering, and recent progress has demonstrated the utility of zwitterionic peptides with alternating lysine (K) and glutamic acid (E) residues for antifouling purposes. Aiming at developing ... Full text Cite

Hypothesis testing with proteomics: A case study using wound healing mechanisms in fluids associated with barnacle glue

Journal Article Frontiers in Marine Science · January 1, 2019 Growth, molting, and hardening cuticle are intertwined processes for arthropods and share common protein systems to execute these functions. For barnacles, these processes are also tied to adhesion, which is vital to their survival and under great selectio ... Full text Cite

Candy and poisons: Fouling management with pharmacophore coatings

Chapter · January 1, 2019 This chapter provides a context and perspective to consider novel materials for use in fouling management. Fouling and biofouling are defined and the rationale for existing fouling management is provided. Fouling management in even benign environments is d ... Full text Cite

Autotomy of the major claw stimulates molting and suppresses feeding in fiddler crabs

Journal Article Journal of Experimental Marine Biology and Ecology · December 1, 2018 Autotomy is a predator escape mechanism in many taxa, including crustaceans. Male fiddler crabs autotomize the major claw, despite its importance in mating, territoriality, and thermoregulation. This claw can be regenerated through molting. We investigated ... Full text Cite

Assessing the impacts of ocean acidification on adhesion and shell formation in the Barnacle Amphibalanus amphitrite

Journal Article Frontiers in Marine Science · October 22, 2018 Barnacles are dominant members of marine intertidal communities. Their success depends on firm attachment provided by their proteinaceous adhesive and protection imparted by their calcified shell plates. Little is known about how variations in the environm ... Full text Cite

Acorn Barnacles Secrete Phase-Separating Fluid to Clear Surfaces Ahead of Cement Deposition.

Journal Article Advanced science (Weinheim, Baden-Wurttemberg, Germany) · June 2018 Marine macrofoulers (e.g., barnacles, tubeworms, mussels) create underwater adhesives capable of attaching themselves to almost any material. The difficulty in removing these organisms frustrates maritime and oceanographic communities, and fascinates biome ... Full text Cite

Microplastics in oysters Saccostrea cucullata along the Pearl River Estuary, China.

Journal Article Environmental pollution (Barking, Essex : 1987) · May 2018 As a transitional zone between riverine and marine environments, an estuary plays an important role for the sources, accumulation and transport of microplastics. Although estuarine environments are hotspots of microplastic pollution, the correlation betwee ... Full text Cite

Characterization of longitudinal canal tissue in the acorn barnacle Amphibalanus amphitrite.

Journal Article PloS one · January 2018 The morphology and composition of tissue located within parietal shell canals of the barnacle Amphibalanus amphitrite are described. Longitudinal canal tissue nearly spans the length of side shell plates, terminating near the leading edge of the specimen b ... Full text Cite

Multivariate analysis of attachment of biofouling organisms in response to material surface characteristics.

Journal Article Biointerphases · December 2017 Multivariate analyses were used to investigate the influence of selected surface properties (Owens-Wendt surface energy and its dispersive and polar components, static water contact angle, conceptual sign of the surface charge, zeta potentials) on the atta ... Full text Cite

Chemoreception drives plastic consumption in a hard coral.

Journal Article Marine pollution bulletin · November 2017 The drivers behind microplastic (up to 5mm in diameter) consumption by animals are uncertain and impacts on foundational species are poorly understood. We investigated consumption of weathered, unfouled, biofouled, pre-production and microbe-free National ... Full text Cite

Off the Shelf Fouling Management.

Journal Article Marine drugs · June 2017 This chapter tells the story of a research thread that identified and modified a pharmaceutical that could be a component of environmentally benign fouling management coatings. First, I present the background context of biofouling and how fouling is manage ... Full text Cite

Oxidase Activity of the Barnacle Adhesive Interface Involves Peroxide-Dependent Catechol Oxidase and Lysyl Oxidase Enzymes.

Journal Article ACS applied materials & interfaces · April 2017 Oxidases are found to play a growing role in providing functional chemistry to marine adhesives for the permanent attachment of macrofouling organisms. Here, we demonstrate active peroxidase and lysyl oxidase enzymes in the adhesive layer of adult Amphibal ... Full text Cite

Barnacle biology before, during and after settlement and metamorphosis: a study of the interface.

Journal Article The Journal of experimental biology · January 2017 Mobile barnacle cypris larvae settle and metamorphose, transitioning to sessile juveniles with morphology and growth similar to that of adults. Because biofilms exist on immersed surfaces on which they attach, barnacles must interact with bacteria during i ... Full text Cite

Recyclable plastics as substrata for settlement and growth of bryozoans Bugula neritina and barnacles Amphibalanus amphitrite.

Journal Article Environmental pollution (Barking, Essex : 1987) · November 2016 Plastics are common and pervasive anthropogenic debris in marine environments. Floating plastics provide opportunities to alter the abundance, distribution and invasion potential of sessile organisms that colonize them. We selected plastics from seven recy ... Full text Cite

Sequence basis of Barnacle Cement Nanostructure is Defined by Proteins with Silk Homology.

Journal Article Scientific reports · November 2016 Barnacles adhere by producing a mixture of cement proteins (CPs) that organize into a permanently bonded layer displayed as nanoscale fibers. These cement proteins share no homology with any other marine adhesives, and a common sequence-basis that defines ... Full text Cite

Incorporation of silicone oil into elastomers enhances barnacle detachment by active surface strain.

Journal Article Biofouling · October 2016 Silicone-oil additives are often used in fouling-release silicone coatings to reduce the adhesion strength of barnacles and other biofouling organisms. This study follows on from a recently reported active approach to detach barnacles, which was based on t ... Full text Cite

Enzymes manage biofilms on crab surfaces aiding in feeding and antifouling

Journal Article Journal of Experimental Marine Biology and Ecology · June 1, 2016 Biofilms are sticky exopolymer matrices with embedded microorganisms that form on virtually all submerged surfaces. Depending on the context, biofilms are beneficial or detrimental to macroorganisms. Two groups of decapod crustaceans, sand fiddler crabs (U ... Full text Cite

Localization of Phosphoproteins within the Barnacle Adhesive Interface.

Journal Article The Biological bulletin · June 2016 Barnacles permanently adhere to nearly any inert substrate using proteinaceous glue. The glue consists of at least ten major proteins, some of which have been isolated and sequenced. Questions still remain about the chemical mechanisms involved in adhesion ... Full text Cite

Blue Crab Movements in a Wind Driven System: Summer and Fall Movements of Adults

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · March 1, 2016 Link to item Cite

Effects of Toxic Leachate from Commercial Plastics on Larval Survival and Settlement of the Barnacle Amphibalanus amphitrite.

Journal Article Environmental science & technology · January 2016 Plastic pollution represents a major and growing global problem. It is well-known that plastics are a source of chemical contaminants to the aquatic environment and provide novel habitats for marine organisms. The present study quantified the impacts of pl ... Full text Cite

Surface-Active Borate Glasses as Antifouling Materials

Journal Article Advanced Materials Interfaces · December 14, 2015 Hydrolysable borate glasses form surface layers in aqueous environments that can resist barnacle adhesion by physical and/or chemical mechanisms. After 14 d re-attachment periods, the adhesion strength of barnacles attached to these glasses are comparable ... Full text Cite

Modification of Silicone Elastomer Surfaces with Zwitterionic Polymers: Short-Term Fouling Resistance and Triggered Biofouling Release.

Journal Article ACS applied materials & interfaces · November 2015 We present a method for dual-mode-management of biofouling by modifying surface of silicone elastomers with zwitterionic polymeric grafts. Poly(sulfobetaine methacrylate) was grafted from poly(vinylmethylsiloxane) elastomer substrates using thiol-ene click ... Full text Cite

CHARACTERIZING KEY PROTEINS THAT CONTRIBUTE TO BARNACLE ADHESION

Conference JOURNAL OF SHELLFISH RESEARCH · August 1, 2015 Link to item Cite

ASSESSING THE EFFECT OF SALINITY ON BARNACLE ADHESION AND BIOMINERALIZATION

Conference JOURNAL OF SHELLFISH RESEARCH · August 1, 2015 Link to item Cite

Growth, mortality, and mating group size of an androdioecious barnacle: Implications for the evolution of dwarf males

Journal Article Journal of Crustacean Biology · March 9, 2015 Androdioecy is a sexual system characterized by the coexistence of hermaphrodites and males. It has evolved several times independently in ancestrally hermaphroditic barnacles. Life history and sex allocation theory suggest that dwarf males can occur in he ... Full text Cite

Vulnerability and adaptation of US shellfisheries to ocean acidification

Journal Article Nature Climate Change · February 25, 2015 Ocean acidification is a global, long-term problem whose ultimate solution requires carbon dioxide reduction at a scope and scale that will take decades to accomplish successfully. Until that is achieved, feasible and locally relevant adaptation and mitiga ... Full text Cite

Dynamic surface deformation of silicone elastomers for management of marine biofouling: laboratory and field studies using pneumatic actuation.

Journal Article Biofouling · January 2015 Many strategies have been developed to improve the fouling release (FR) performance of silicone coatings. However, biofilms inevitably build on these surfaces over time. Previous studies have shown that intentional deformation of silicone elastomers can be ... Full text Cite

Toward a global regime of vessel anti-fouling

Journal Article Duke Environmental Law and Policy Forum · January 1, 2015 Vessel anti-fouling is key to the efficient operation of ships, and essential for effective control of invasive species introduced through international shipping. Anti-Fouling Systems, however, pose their own threats to marine environments. The Anti-Foulin ... Cite

Developmental toxicity and DNA damage from exposure to parking lot runoff retention pond samples in the Japanese medaka (Oryzias latipes).

Journal Article Marine environmental research · August 2014 Parking lot runoff retention ponds (PLRRP) receive significant chemical input, but the biological effects of parking lot runoff are not well understood. We used the Japanese medaka (Oryzias latipes) as a model to study the toxicity of water and sediment sa ... Full text Cite

Synergistic roles for lipids and proteins in the permanent adhesive of barnacle larvae.

Journal Article Nature communications · July 2014 Thoracian barnacles rely heavily upon their ability to adhere to surfaces and are environmentally and economically important as biofouling pests. Their adhesives have unique attributes that define them as targets for bio-inspired adhesive development. With ... Full text Cite

Loperamide-based compounds as additives for biofouling management

Journal Article International Biodeterioration and Biodegradation · April 1, 2014 The commercial pharmaceutical Imodium™, which contains the active ingredient loperamide hydrochloride, has been shown to have biofouling control properties. However, due to concerns associated with safety and persistence of this active pharmaceutical ingre ... Full text Cite

Dietary CdSe/ZnS quantum dot exposure in estuarine fish: bioavailability, oxidative stress responses, reproduction, and maternal transfer.

Journal Article Aquatic toxicology (Amsterdam, Netherlands) · March 2014 Continued development, use, and disposal of quantum dots (QDs) ensure their entrance into aquatic environments where they could pose a risk to biological organisms as whole nanoparticles or as degraded metal constituents. Reproductive Fundulus heteroclitus ... Full text Cite

Polymer brush coatings for combating marine biofouling

Journal Article Progress in Polymer Science · 2014 Cite

Egg mass ventilation by caridean shrimp: similarities to other decapods and insight into pheromone receptor location

Journal Article Journal of the Marine Biological Association of the United Kingdom · 2014 Cite

Polymer brush coatings for combating marine biofouling

Journal Article Progress in Polymer Science · January 1, 2014 A variety of functional polymer brushes and coatings have been developed for combating marine biofouling and biocorrosion with much less environmental impact than traditional biocides. This review summarizes recent developments in marine antifouling polyme ... Full text Cite

Egg mass ventilation by caridean shrimp: Similarities to other decapods and insight into pheromone receptor location

Journal Article Journal of the Marine Biological Association of the United Kingdom · January 1, 2014 Egg clutch brooding and larval release behaviour are common among decapods and involve pheromone communication between the developing embryos and the brooding female. We tested caridean shrimps to determine whether their behaviour was similar to other deca ... Full text Cite

Growth and development of the barnacle Amphibalanus amphitrite: time and spatially resolved structure and chemistry of the base plate.

Journal Article Biofouling · January 2014 The radial growth and advancement of the adhesive interface to the substratum of many species of acorn barnacles occurs underwater and beneath an opaque, calcified shell. Here, the time-dependent growth processes involving various autofluorescent materials ... Full text Cite

The next generation of multi-sensor acoustic tags: Sensors, applications, and attachments.

Journal Article J Acoust Soc Am · November 2013 From Kooyman's 1963 wind-up kitchen timer TDR, multi-sensor tags have evolved significantly over the last twenty years. These advancements, including high fidelity acoustics, have been driven by improved sensing and electronics technology, and resulted in ... Full text Link to item Cite

Early marine bacterial biofilm on a copper-based antifouling paint

Journal Article International Biodeterioration and Biodegradation · September 1, 2013 Marine bacterial biofilm formation on an antifouling (AF) coating is the first-step of the biofouling process, and it may promote subsequent macrofouling. Copper-based AF surfaces provide a habitat to select particular bacterial populations that are able t ... Full text Cite

Confocal microscopy-based goniometry of barnacle cyprid permanent adhesive.

Journal Article The Journal of experimental biology · June 2013 Biological adhesives are materials of particular interest in the fields of bio-inspired technology and antifouling research. The adhesive of adult barnacles has received much attention over the years; however, the permanent adhesive of the cyprid - the col ... Full text Cite

Barnacle Cement as Surface Anchor for "Clicking" of Antifouling and Antimicrobial Polymer Brushes on Stainless Steel.

Journal Article Biomacromolecules · May 16, 2013 Barnacle cement (BC) was utilized 'beneficially' as a surface anchor on stainless steel (SS) for coupling of functional polymer brushes via "click" reactions in both "grafting-to" and "grafting-from" processes. Ethylene sulfide (ES), propargyl carbonylimid ... Full text Link to item Cite

Interactions between biofilm bacteria and barnacles Balanus amphitrite

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · April 1, 2013 Link to item Cite

Bioinspired surfaces with dynamic topography for active control of biofouling.

Journal Article Advanced materials (Deerfield Beach, Fla.) · March 2013 Dynamic change of the surface area and topology of elastomers is used as a general, environmentally friendly approach for effectively detaching micro- and macro-fouling organisms adhered on the elastomer surfaces. Deformation of elastomer surfaces under el ... Full text Cite

Stainless steel surfaces with thiol-terminated hyperbranched polymers for functionalization via thiol-based chemistry

Journal Article Polymer Chemistry · January 1, 2013 Hyperbranched polyethyleneimine (BPEI) was coupled to a polydopamine-coated stainless steel (SS) substrate. Subsequent mercaptoethylation of BPEI with ethylene sulfide produced thiol functional groups on the SS surface. Functionalization of the surface was ... Full text Cite

Barnacle Balanus amphitrite adheres by a stepwise cementing process.

Journal Article Langmuir : the ACS journal of surfaces and colloids · September 2012 Barnacles adhere permanently to surfaces by secreting and curing a thin interfacial adhesive underwater. Here, we show that the acorn barnacle Balanus amphitrite adheres by a two-step fluid secretion process, both contributing to adhesion. We found that, ... Full text Cite

Microscopic and spectroscopic studies of bioadhesive interfaces

Conference ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY · August 19, 2012 Link to item Cite

In situ analysis of spatial and temporal variations in newly formed barnacle adhesive

Conference ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY · August 19, 2012 Link to item Cite

Acute toxicity and sub-lethal effects of common pesticides in post-larval and juvenile blue crabs, Callinectes sapidus

Journal Article Journal of Experimental Marine Biology and Ecology · August 1, 2012 The coastal plains of the southeastern United States support extensive agricultural operations that apply pesticides and herbicides. The shallow tidal creeks and ditches that directly drain agricultural fields are home to the young of the ecologically and ... Full text Cite

The geography of mercury and PCBs in North Carolina's local seafood.

Journal Article Marine pollution bulletin · July 2012 Mercury and PCBs are used by non-governmental organizations and federal agencies to inform seafood safety recommendations. Pollution dynamics suggest recommendations on the national scale may be too large to be accurate. We tested softshell and hardshell b ... Full text Cite

Observations on the settlement and cementation of barnacle (Balanus amphitrite) cyprid larvae after artificial exposure to noradrenaline and the locations of adrenergic-like receptors

Journal Article Journal of Experimental Marine Biology and Ecology · May 15, 2012 Exploration of substrata prior to cementation and metamorphosis is a critical step in the life cycle of Cirripedes. To this end, barnacle cyprid larvae have evolved sophisticated sensory mechanisms to investigate chemical as well as topographical compositi ... Full text Cite

The effects of model polysiloxane and fouling-release coatings on embryonic development of a sea urchin (Arbacia punctulata) and a fish (Oryzias latipes).

Journal Article Aquatic toxicology (Amsterdam, Netherlands) · April 2012 In recent decades attention has focused on the development of non-toxic fouling-release coatings based on silicone polymers as an alternative to toxic antifouling coatings. As fouling-release coatings gain market share, they will contribute to environmenta ... Full text Cite

Barnacle Glue, is curing like blood clotting?

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · April 1, 2012 Link to item Cite

Environmental and endogenous control of selective tidal-stream transport behavior during blue crab Callinectes sapidus spawning migrations

Journal Article Marine Biology · March 1, 2012 Selective tidal-stream transport (STST) is used by many estuarine organisms. Spawning blue crabs use a form of STST, ebb-tide transport (ETT), to migrate to high-salinity areas of the lower estuary and coastal ocean for larval release. In tidal estuaries, ... Full text Cite

Noradrenaline-functionalized hyperbranched fluoropolymer-poly(ethylene glycol) cross-linked networks as dual-mode, anti-biofouling coatings.

Journal Article ACS nano · February 2012 The strategy of decorating antibiofouling hyperbranched fluoropolymer-poly(ethylene glycol) (HBFP-PEG) networks with a settlement sensory deterrent, noradrenaline (NA), and the results of biofouling assays are presented. This example of a dual-mode surface ... Full text Cite

An improved laboratory reattachment method for the rapid assessment of adult barnacle adhesion strength to fouling-release marine coatings

Journal Article Journal of Coatings Technology and Research · January 1, 2012 Modifications have been made to the previously described adult barnacle laboratory reattachment method to enhance and improve the overall utility of this technique for rapidly assessing the efficacy of novel fouling-release marine coating technologies. The ... Full text Cite

Functional polymer brushes via surface-initiated atom transfer radical graft polymerization for combating marine biofouling.

Journal Article Biofouling · January 2012 Dense and uniform polymer brush coatings were developed to combat marine biofouling. Nonionic hydrophilic, nonionic hydrophobic, cationic, anionic and zwitterionic polymer brush coatings were synthesized via surface-initiated atom transfer radical polymeri ... Full text Cite

Development of an automated algorithm for tracking and quantifying Barnacle cyprid settlement behavior

Journal Article Journal of Experimental Marine Biology and Ecology · December 15, 2011 Research focused on the development of environmentally benign antifouling technologies, novel coatings, and surfaces requires new tools for quickly and accurately evaluating these materials. Barnacle cyprid settlement assays are indispensable for estimatin ... Full text Cite

BIOLOGICAL GLUES AS ORGANIZERS OF MARINE COMMUNITIES

Conference JOURNAL OF SHELLFISH RESEARCH · August 1, 2011 Link to item Cite

Compounds from silicones alter enzyme activity in curing barnacle glue and model enzymes.

Journal Article PloS one · February 2011 BackgroundAttachment strength of fouling organisms on silicone coatings is low. We hypothesized that low attachment strength on silicones is, in part, due to the interaction of surface available components with natural glues. Components could alte ... Full text Cite

Informing managers: blue crab spawning biology and stock assessment

Journal Article Informing managers: blue crab spawning biology and stock assessment · 2011 Cite

Satellite tag attachment methods for tracking neonate sea turtles

Journal Article Marine Ecoloogy Progress Series · 2011 Cite

Postcapture survival and future reproductive potential of ovigerous blue crabs Callinectes sapidus caught in the Central North Carolina pot fishery

Journal Article Transactions of the American Fisheries Society · December 1, 2010 Harvest restrictions by sex or reproductive status are used to protect many spawning stocks. In most U.S. states, fishery regulations for blue crabs Callinectes sapidus require release of ovigerous crabs. Ovigerous crabs caught in pots become stressed by c ... Full text Cite

Role of larval release pheromones and peptide mimics in abdominal pumping and swimming behavior of ovigerous blue crabs, Callinectes sapidus

Journal Article Journal of Experimental Marine Biology and Ecology · August 1, 2010 Blue crabs Callinectes sapidus, like most decapods, synchronously hatch eggs and release larvae over a very short time period. Synchrony is achieved though vigorous abdominal pumping in response to pheromones from hatching eggs. We hypothesized that these ... Full text Cite

Endogenous swimming rhythms underlying the spawning migration of the blue crab, Callinectes sapidus: Ontogeny and variation with ambient tidal regime

Journal Article Marine Biology · July 13, 2010 Spawning female blue crabs, Callinectes sapidus, use ebb-tide transport (ETT) to migrate seaward. In estuaries with semi-diurnal tides, ETT in ovigerous blue crabs is driven by a circatidal rhythm in vertical swimming in which crabs ascend into the water c ... Full text Cite

Responses of Mud Snails (Ilyanassa obsoleta) to Synthetic Trails

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · July 1, 2010 Link to item Cite

Characterization of the adhesive plaque of the barnacle Balanus amphitrite: amyloid-like nanofibrils are a major component.

Journal Article Langmuir : the ACS journal of surfaces and colloids · May 2010 The nanoscale morphology and protein secondary structure of barnacle adhesive plaques were characterized using atomic force microscopy (AFM), far-UV circular dichroism (CD) spectroscopy, transmission Fourier transform infrared (FTIR) spectroscopy, and Thio ... Full text Cite

Variation in toxicity of copper pyrithione among populations and families of the barnacle, Balanus amphitrite.

Journal Article Biofouling · January 2010 Inter- and intra-population variation in the toxicity of the antifouling biocide copper pyrithione (CuPT) was examined for nauplius larvae of the barnacle Balanus amphitrite. Nauplii were collected from brooding adults from four sites within the Newport Ri ... Full text Cite

Estimating relative abundance of the female blue crab spawning stock in North Carolina

Conference Biology and Management of Exploited Crab Populations Under Climate Change · 2010 Cite

3-Decanol in the haemolymph of the hermit crab Clibanarius vittatus signals shell availability to conspecifics

Journal Article Journal of Experimental Marine Biology and Ecology · December 31, 2009 Hermit crabs with poor fitting shells are chemically attracted to dying gastropods and conspecifics where a shell may become available. For land hermit crabs, the shell cue is a volatile compound found in the haemolymph. Based on this knowledge, we tested ... Full text Cite

Lifetime reproductive potential of female blue crabs Callinectes sapidus in North Carolina, USA

Journal Article Marine Ecology Progress Series · December 17, 2009 We examined lifetime clutch production and size at maturity for blue crabs Callinectes sapidus Rathbun in North Carolina, USA. Female crabs were collected at terminal molt and confined individually in the field for the duration of their lifetime. Crabs wer ... Full text Cite

Phenotypic variation for adhesive tenacity in the barnacle Balanus amphitrite

Journal Article Journal of Experimental Marine Biology and Ecology · November 15, 2009 Silicone fouling-release coatings represent a non-toxic alternative to biocide-containing ship hull paints. These coatings allow fouling organisms to attach to the hull surface, but prevent firm adhesion. Adhesive tenacity to fouling-release materials vari ... Full text Cite

Visualization of putative ion-transporting epithelia in Amphibalanus amphitrite using correlative microscopy: Potential function in osmoregulation and biomineralization

Journal Article Journal of Experimental Marine Biology and Ecology · November 15, 2009 Thoracican barnacles are a unique suborder of crustaceans typified by their calcified exterior, which provides protection to the sessile juvenile and adult. Biomineralization is mediated by a mantle epithelium that appears to be involved in calcium uptake ... Full text Cite

Barnacle cement: a polymerization model based on evolutionary concepts.

Journal Article The Journal of experimental biology · November 2009 Enzymes and biochemical mechanisms essential to survival are under extreme selective pressure and are highly conserved through evolutionary time. We applied this evolutionary concept to barnacle cement polymerization, a process critical to barnacle fitness ... Full text Cite

Habitat use and population dynamics of blue crabs, callinectes sapidus, in a high-salinity embayment

Journal Article Journal of Shellfish Research · August 1, 2009 A high-salinity embayment located near Beaufort, North Carolina was surveyed to create a bathymetric profile of the main basin. To examine population dynamics and habitat use within the embayment, over 3,000 blue crab locations, sex, size, and egg stage we ... Full text Cite

INFORMING MANAGERS: ASSESSMENT OF BLUE CRAB SPAWNING STOCK

Conference JOURNAL OF SHELLFISH RESEARCH · August 1, 2009 Link to item Cite

INFORMING MANAGERS: SPAWNING BIOLOGY OF BLUE CRABS.

Conference JOURNAL OF SHELLFISH RESEARCH · August 1, 2009 Link to item Cite

Effects of ocean acidification over the life history of the barnacle Amphibalanus amphitrite

Journal Article Marine Ecology Progress Series · July 21, 2009 Increased levels of atmospheric CO2 are anticipated to cause decreased seawater pH. Despite the fact that calcified marine invertebrates are particularly susceptible to acidification, barnacles have received little attention. We examined larval condition, ... Full text Cite

Interactions between native barnacles, non-native barnacles, and the eastern oyster Crassostrea virginica

Journal Article Bulletin of Marine Science · January 1, 2009 In Mosquito Lagoon, an estuary on the east coast of Florida, USA, large numbers of barnacles compete with the eastern oyster Crassostrea virginica (Gmelin, 1791) for space to recruit and grow. Compared to historic middens, there has been a five-fold increa ... Cite

Nanoscale structures and mechanics of barnacle cement.

Journal Article Biofouling · January 2009 Polymerized barnacle glue was studied by atomic force microscopy (AFM), scanning electron microscopy (SEM), Fourier transform infrared (FTIR) spectroscopy and chemical staining. Nanoscale structures exhibiting rod-shaped, globular and irregularly-shaped mo ... Full text Cite

In situ ATR-FTIR characterization of primary cement interfaces of the barnacle Balanus amphitrite.

Journal Article Biofouling · January 2009 A method is presented for characterizing primary cement interfaces of barnacles using in situ attenuated total reflection-Fourier transform infrared spectroscopy. Primary cement of the barnacle, Balanus amphitrite (Amphibalanus amphitrite), was characteriz ... Full text Cite

Temperature controls clutch production in the blue crab Callinectes sapidus

Conference JOURNAL OF SHELLFISH RESEARCH · August 1, 2008 Link to item Cite

Base plate mechanics of the barnacle Balanus amphitrite (=Amphibalanus amphitrite).

Journal Article Biofouling · January 2008 The mechanical properties of barnacle base plates were measured using a punch test apparatus, with the purpose of examining the effect that the base plate flexural rigidity may have on adhesion mechanics. Base plate compliance was measured for 43 Balanus a ... Full text Cite

Barnacle reattachment: a tool for studying barnacle adhesion.

Journal Article Biofouling · January 2008 Standard approaches for measuring adhesion strength of fouling organisms use barnacles, tubeworms or oysters settled and grown in the field or laboratory, to a measurable size. These approaches suffer from the vagaries of larval supply, settlement behavior ... Full text Cite

Inhibition of barnacle (Amphibalanus amphitrite) cyprid settlement by means of localized, pulsed electric fields.

Journal Article Biofouling · January 2008 The increasing needs for environmental friendly antifouling coatings have led to investigation of new alternatives for replacing copper and TBT-based paints. In this study, results are presented from larval settlement assays of the barnacle Amphibalanus (= ... Full text Cite

Oxidative iron species and ocean challenges: a perspective.

Journal Article Biofouling · January 2008 The idea of using oxidative iron (Fe(6+)) to manage fouling and potentially invasive and pathogenic species in ballast water has merit and is attractive when viewed in the broadest context. Ferrate (Fe(6+)) has potential in ballast water management because ... Full text Cite

Ships As Habitats: Biofouling -- A Problem That Requires Global Solutions

Journal Article Cosmos · 2008 Colonization of ship hulls by living organisms, which occurs on molecular, microbial and macro organism levels, decreases ship performance, increases costs and is a biological problem with global consequences. Managing fouling is necessary for efficient ec ... Full text Link to item Cite

Fouling in natural flows: Cylinders and panels as collectors of particles and barnacle larvae

Journal Article Journal of Experimental Marine Biology and Ecology · September 7, 2007 Fouling of cylinders and panels by particulates and barnacles was studied off of a floating dock system in an estuarine area with semidiurnal tides. On a 5 min scale, over a 14 h interval, Acoustic Doppler Velocimetry (ADV) showed time-dependent variation ... Full text Cite

Physiological condition of Balanus amphitrite cyprid larvae determines habitat selection success

Journal Article Marine Ecology Progress Series · June 18, 2007 A field experiment was used to assess the relationship between the physiological condition of barnacle larvae and habitat selectivity at settlement. Three experiments were carried out on methacrylate (Plexiglas) disks precolonized with biofilms of differen ... Full text Cite

Hermit crabs

Chapter · 2007 Cite

The use of computer-assisted motion analysis for quantitative studies of the behaviour of barnacle (Balanus amphitrite) larvae

Journal Article Marine and Freshwater Behaviour and Physiology · December 1, 2006 The effects of larval density and age on pre-settlement swimming behaviour of Balanus amphitrite cyprid larvae were studied with the aid of computer-assisted motion analysis. Swimming behaviour was monitored in individual, in groups of 10-15 and in groups ... Full text Cite

Evidence that 3-decanol in hermit crab blood signals shell availability to conspecifics

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · December 1, 2006 Link to item Cite

Spawning biology of the blue crab, Callinectes sapidus, in North Carolina

Journal Article Bulletin of Marine Science · September 1, 2006 The blue crab, Callinectes sapidus Rathbun, supports valuable fisheries in many Atlantic and Gulf Coast states. We studied the spawning biology of female crabs hand-captured in the Carrot Island Embayment, central North Carolina. Crabs were retained sub-ti ... Cite

Sex-specific differences and the role of predation in the interaction between the hermit crab, Pagurus longicarpus, and its epibiont, Hydractinia symbiolongicarpus

Journal Article Journal of Experimental Marine Biology and Ecology · June 13, 2006 The interaction between the hermit crab, Pagurus longicarpus, and the shell epibiont, Hydractinia symbiolongicarpus, varies from mutualism to parasitism based on the environmental context. We tested the hypothesis that this interaction also varies as a fun ... Full text Cite

Imposex induction in the mud snail, Ilyanassa obsoleta by three tin compounds.

Journal Article Bulletin of environmental contamination and toxicology · April 2006 Full text Cite

Visual orientation of the symbiotic snapping shrimp Synalpheus demani

Journal Article Journal of Experimental Marine Biology and Ecology · December 6, 2005 Visual cues play an important role in crustacean shelter-seeking behavior. We hypothesize that Synalpheus demani, an obligate crinoid-dwelling snapping shrimp, uses visual cues in host location. We tested shrimp response to rectangular visual targets that ... Full text Cite

The effects of shell size and coil orientation on reproduction in female hermit crabs, Clibanarius vittatus

Journal Article Journal of Experimental Marine Biology and Ecology · October 12, 2005 We investigated the effects of shell coil orientation and shell size on reproduction in field populations of the hermit crab, Clibanarius vittatus. Females were collected in the intertidal in Beaufort, NC. Shell parameters were measured and size (cephaloth ... Full text Cite

Multispecies associations of macrosymbionts on the comatulid crinoid Comanthina schlegeli (Carpenter) in southern Taiwan

Journal Article Symbiosis · September 2, 2005 Macrosymbionts on comatulid crinoids Comanthina schlegeli (n=41) were surveyed at Kenting National Park, southern Taiwan. Symbionts were found on 40 of 41 of C. schlegeli. The 135 adults and one juvenile found included 10 species of decapod crustaceans in ... Cite

Effects of food and shell cues on mating in the hermit crab Clibanarius vittatus

Journal Article Behaviour · May 1, 2005 In hermit crabs, Clibanarius vittatus, activities associated with foraging for food and searching for a different gastropod shell are incompatible with mating activities. We hypothesized that due to the short mating season that mating would have priority o ... Full text Cite

Mollusks as Multidisciplinary Models in Environmental Toxicology

Journal Article Marine Pollution Bulletin · 2005 Cite

Variation among families for characteristics of the adhesive plaque in the barnacle Balanus amphitrite.

Journal Article Biofouling · January 2005 A quantitative genetics approach was used to examine variation in the characteristics of the adhesive plaque of the barnacle Balanus amphitrite Darwin attached to two silicone substrata. Barnacles settled on silicone polymer films occasionally form thick, ... Full text Cite

Visual orientation of the symbiotic snapping shrimp Synalpheus demani

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · December 1, 2004 Link to item Cite

Crustacean peptide and peptide-like pheromones and kairomones.

Journal Article Peptides · September 2004 Crustacean peptide pheromones, kairomones, and substituted amino sugar kairomones are reviewed from a historical perspective. These crustacean information molecules are secondary functions of structural polymers. They are partial hydrolysis products, gener ... Full text Cite

Responses of mud snails from low and high imposex sites to sex pheromones.

Journal Article Marine pollution bulletin · June 2004 Imposex, male secondary sexual characteristics in female snails, is a morphological indicator of sub-lethal exposure to organotin compounds. The relation between imposex and behavioral responses to sex pheromones was studied. Responses of snails to sex spe ... Full text Cite

Testing a selective tidal-stream transport model: Observations of female blue crab (Callinectes sapidus) vertical migration during the spawning season

Journal Article Limnology and Oceanography · January 1, 2004 Female blue crabs, Callinectes sapidus, mate in estuaries and undergo a seaward spawning migration to release larvae. According to the prevailing model, females with mature embryos use nocturnal ebb-tide transport (ETT) to move seaward, release larvae, and ... Full text Cite

Crinoid host selection by the symbiotic snapping shrimp Synalpheus demani

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · December 1, 2003 Link to item Cite

A comparative study of the non-acidic chemically mediated antifoulant properties of three sympatric species of ascidians associated with seagrass habitats.

Journal Article Biofouling · August 2003 The present study investigated aspects of the antifoulant properties of three sympatric species of ascidians found in seagrass habitats of the Gulf of Mexico, Southern Atlantic Ocean, and Caribbean. Field observations in Saint Joseph Bay, Florida indicate ... Full text Cite

Inhibition of barnacle larval settlement and crustacean toxicity of some hoplonemertine pyridyl alkaloids.

Journal Article Biomolecular engineering · July 2003 Hoplonemertines are carnivorous marine worms, which prey upon crustaceans and annelids. They paralyze their prey by injecting alkaloids with a stylet-bearing proboscis. The dermis of these animals also secretes alkaloids to repel predators. Besides affecti ... Full text Cite

Pharmaceuticals as antifoulants: concept and principles.

Journal Article Biofouling · April 2003 The hypothesis that pharmaceuticals, with their known syntheses, chemical properties and primary mechanism of action would be an efficient source of new antifouling agents compatible with existing antifouling coating technology was tested. Twenty-three com ... Full text Cite

Behavioral responses of sexually active mud snails: kariomones and pheromones.

Journal Article Journal of chemical ecology · February 2003 We postulated that kariomones and pheromones function to organize egg capsule deposition and breeding aggregations of mud snails (Ilyanassa obsoleta). Sexually active male and female mud snails were exposed to water-born odors from juvenile snails, nonaggr ... Full text Cite

Orientation of juvenile blue crabs, Callinectes sapidus Rathbun, to currents, chemicals, and visual cues

Journal Article Journal of Crustacean Biology · January 1, 2003 Postlarvae of the blue crab, Callinectes sapidus, settle and metamorphose in beds of submerged vegetation in estuarine nursery, areas. They remain there until crab stage IV or V, which disperses throughout estuaries. The study considered orientation of Sta ... Full text Cite

Spatial and predation ecology of whelks in a shallow embayment in the Rachel Carson Reserve, Beaufort, North Carolina

Conference · 2003 Movement and predation by 56 individuals of two species of whelks, Busycon contrarium (n = 22) and B. carica (n = 34), were studied in a 300 by 600 m high salinity embayment surveyed on a 10 m grid. These large predatory snails were hypothesized to feed an ... Cite

Chemical mediation of egg capsule deposition by mud snails.

Journal Article Journal of chemical ecology · November 2002 Mud snails (Ilyanassa obsoleta = Nassarius obsoletus = Nassa obsoleta) deposit eggs in protective capsules on hard substrata in soft bottom environments. We studied sites of egg capsule deposition and snail movement responses to odors to determine if chemo ... Full text Cite

Larval release behaviors in the blue crab Callinectes sapidus: Role of chemical cues

Journal Article Journal of Experimental Marine Biology and Ecology · July 3, 2002 Egg hatching by brachyuran crabs is often precisely timed relative to environmental cycles and may be controlled by the female, the developing embryos, or both. The current conceptual model for larval release in subtidal brachyuran crabs is that the exact ... Full text Cite

Cytotoxic, antifouling bromotyramines: a synthetic study on simple marine natural products and Their analogues.

Journal Article Bioorganic & medicinal chemistry letters · March 2002 Synthesis and biological evaluation of two naturally-occurring bromotyramines, moloka'iamine 1 and 3,5-dibromo-4-methoxy-beta-phenethylamine 2, together with several analogues, have been completed. Bromotyramine 2 is cytotoxic, and was found to be a potent ... Full text Cite

Effects of chemical cues on visual orientation of juvenile blue crabs, Callinectes sapidus (Rathbun)

Journal Article Journal of Experimental Marine Biology and Ecology · November 30, 2001 Stage I crabs of Callinectes sapidus occur in beds of submerged vegetation in estuarine nursery areas. After reaching the IV-V instars, juveniles leave nursery habitats and disperse throughout estuaries. This study tested the hypothesis that I and IV-V sta ... Full text Cite

Cues for Metamorphosis of Brachyuran Crabs: An Overview1

Journal Article American Zoologist · January 1, 2001 The early life cycle bf brachyuran crabs has a planktonic dispersal stage consisting of a variable number of zoeal larvae followed by the molt to the megalopa stage. Megalopae undergo horizontal transport to the settlement site where they settle out of the ... Full text Cite

Orientation of the hermit crab Clibanarius antillensis: Effects of visual and chemical cues

Journal Article Journal of Crustacean Biology · January 1, 2001 Orientation of the hermit crabs Clibanarius antillensis to solid and striped targets of different visual angles was tested in a circular arena upon exposure to background sea water, calcium concentrations, gastropod odor, predatory fish odor, and seagrass ... Full text Cite

Macrofouling in unidirectional flow: Miniature pipes as experimental models for studying the interaction of flow and surface characteristics on the attachment of barnacle, bryozoan and polychaete larvae

Journal Article Marine Ecology Progress Series · November 22, 2000 Tubes constructed of different materials were used to examine the role of hydrodynamics and surface characteristics, as measured by contact angles, on larval attachment of marine polychaetes, bryozoans and barnacles. Tubes (10 mm inner diameter) of 7 diffe ... Full text Cite

Predation-reproduction conflict resolution in the hermit crab, Clibanarius vittatus

Journal Article Ethology · October 9, 2000 Activities associated with courtship are often in conflict with avoiding elevated predation risk. In polygamous species with temporally restricted mating seasons, males should be less responsive to interruption of courtship by detection of elevated predati ... Full text Cite

Variation in attachment of the barnacle Balanus amphitrite: Sensation or something else?

Journal Article Marine Ecology Progress Series · August 28, 2000 Settlement, attachment, and metamorphosis of larvae of marine invertebrates is extremely variable in the laboratory and in nature. The relative contributions of genetic, ontogenetic and environmental effects to this variation are not well understood. We te ... Full text Cite

Barnacle settlement: Field experiments on the influence of larval supply, tidal level, biofilm quality and age on Balanus amphitrite cyprids

Journal Article Marine Ecology Progress Series · June 26, 2000 A set of 3 field experiments lasting 24 h was conducted during April 1998 at the Duke University Marine Laboratory (Beaufort, North Carolina, USA) to: (1) assess the influence of larval supply, intertidal height, quantity and quality of biofilm and age of ... Full text Cite

Alteration of photoresponses involved in diel vertical migration of a crab larva by fish mucus and degradation products of mucopolysaccharides.

Journal Article Journal of experimental marine biology and ecology · March 2000 Photoresponses involved in the descent phase of nocturnal diel vertical migration (DVM) of larvae of the crab Rhithropanopeus harrisii were measured in a laboratory system that mimicked the underwater angular light distribution. The test hypothesis was tha ... Full text Cite

Responses of mud snails and periwinkles to environmental odors and disaccharide mimics of fish odor

Journal Article Journal of Chemical Ecology · January 1, 2000 Estuarine snails, periwinkles (Littoraria irorata), and mud snails (Ilyanassa obsoleta) were tested for behavioral responses to aqueous extracts of tissue macerates, odors of living intact organisms, and to disaccharides derived from heparin. Extracts incl ... Full text Cite

Substratum/bacterial interactions and larval attachment: Films and exopolysaccharides of Halomonas marina (ATCC 25374) and their effect on barnacle cyprid larvae, Balanus amphitrite Darwin

Journal Article Biofouling · January 1, 2000 Laboratory experiments were conducted to study the interaction between adhesion of the bacterium Halomonas marina to substrata of different wettabilities, the combination of which has been demonstrated to influence the attachment response of cyprid larvae ... Full text Cite

Natural product antifoulants: One perspective on the challenges related to coatings development.

Journal Article Biofouling · January 2000 Fouling of surfaces by abiotic and biotic substances has molecular, microbial, and macro-organismal levels of organization. Fouling involves molecular bonding and biological adhesives. Existing commercial solutions to fouling are antifouling or foul-releas ... Full text Cite

Macrofouling in unidirectional flow: Miniature pipes as experimental models for studying the effects of hydrodynamics on invertebrate larval settlement

Journal Article Marine Ecology Progress Series · December 30, 1999 Intake pipes are unique habitats that provide an experimental environment for studying the role of hydrodynamics and larval settlement in community development. In this study, we used 5 and 10 mm (inner diameter) tubes as experimental models to mimic intak ... Full text Cite

Behaviour and sensory physiology of Atlantic menhaden larvae, Brevoortia tyrannus, during horizontal transport

Journal Article Fisheries Oceanography · December 1, 1999 Atlantic menhaden, Brevoortia tyrannus, spawn on the continental shelf off North Carolina in the late fall and winter. Larvae are transported shoreward where they enter and migrate up estuaries to the juvenile habitat. In this paper, we synthesize behaviou ... Full text Cite

Antisettlement and Narcotic Action of Analogues of Diterpene Marine Natural Product Antifoulants from Octocorals.

Journal Article Marine biotechnology (New York, N.Y.) · September 1999 : Prevoius studies have determined that the octocorals Renilla reniformis and Leptogorgia virgulata contain diterpenes that are potent inhibitors of barnacle settlement. These antifoulants-the renillafoulins and pukalide-are, however, comparatively complex ... Full text Cite

Orientation of blue crab, Callinectes sapidus (Rathbun), megalopae: Responses to visual and chemical cues

Journal Article Journal of Experimental Marine Biology and Ecology · January 31, 1999 Post-larvae (megalopae) of the blue crab Callinectes sapidus are transported from offshore areas into estuaries where they settle and metamorphose in specific areas, such as seagrass beds. The present study tested the hypothesis that intermolt and premolt ... Full text Cite

Brine shrimp larval photoresponses involved in diel vertical migration: Activation by fish mucus and modified amino sugars

Journal Article Limnology and Oceanography · January 1, 1999 Photoresponses involved in the descent phase of nocturnal diel vertical migration of brine shrimp (Artemia franciscana) naupliar larvae were measured in a laboratory system that mimicked the underwater angular light distribution. The test hypothesis was th ... Full text Cite

Movements of anemones symbiotic with hermit crabs: Effects of light, gravity, flow and conspecifics

Journal Article Marine and Freshwater Behaviour and Physiology · January 1, 1999 Anemones, Calliactis tricolor (Le Sueur, 1817), are common symbionts associated with several genera of hermit crabs on the South East and Gulf Coasts of the United States. Anemones are reported to be mutualistic symbionts. Crabs protect anemones from anemo ... Full text Cite

Pseudoceratidine, a marine natural product with antifouling activity: Synthetic and biological studies

Journal Article Tetrahedron · June 18, 1998 Syntheses of pseudoceratidine and several analogs were developed in order to explore structure-activity relationships responsible for antifouling and antimicrobial activity. ... Full text Cite

Testosterone metabolism in imposer and normal Ilyanassa obsoleta: Comparison of field and TBTA Cl-induced imposex

Journal Article Marine Pollution Bulletin · February 1, 1998 Tributyltin (TBT) is a marine biocide that alters activity of cytochrome P450 (P450) monooxygenases and elicits androgenization in gastropod molluscs. This study was conducted to determine whether testosterone metabolism was altered in field collected and ... Full text Cite

Cues and context: Larval responses to physical and chemical cues

Journal Article Biofouling · January 1, 1998 Most marine organisms have a highly specialized larval settlement stage. A major function of the settlement stage is response to environmental input that results in deposition of the larvae in a location which confers probability of survival and successful ... Full text Cite

Alteration of [14C]-testosterone metabolism after chronic exposure of Daphnia magna to tributyltin.

Journal Article Archives of environmental contamination and toxicology · January 1998 Tributyltin (TBT) is a marine biocide that has been shown to alter the activity of cytochrome P450 monooxygenases and elicit toxicity indicative of androgenization in some species. The present study was conducted to determine whether TBT altered P450-, red ... Full text Cite

Settlement inhibition of bryozoan larvae by bacterial films and aqueous leachates

Journal Article Bulletin of Marine Science · December 1, 1997 Six strains of marine bacteria were isolated from benthic algal films and subtidal rocks. Films and aqueous leachates of isolates were tested for effects on larval attachment of Bugula neritina (Linnaeus) in three experiments. Confluent films of four bacte ... Cite

Metamorphosis of the blue crab Callinectes sapidus: Effects of humic acids and ammonium

Journal Article Marine Ecology Progress Series · October 16, 1997 Postlarvae (megalopae) of the blue crab Callinectes sapidus are transported from offshore/coastal areas into estuaries where they metamorphose (molt) to the first crab stage. Metamorphosis is accelerated by exposure to chemical cues in estuarine water. The ... Full text Cite

The influence of initial surface chemistry on development of the fouling community at Beaufort, North Carolina

Journal Article Journal of Experimental Marine Biology and Ecology · August 1, 1997 Larval settlement of macrofouling invertebrates is affected by the surface energy of the substratum. We followed the development of the fouling community on 10 substrata of differing surface energy to determine if initial effects on settlement manifest the ... Full text Cite

Effects of chemical cues on settlement behavior of blue crab Callinectes sapidus postlarvae

Journal Article Marine Ecology Progress Series · July 31, 1997 Settlement of blue crab Callinectes sapidus Rathbun postlarvae (megalopae) was examined in the field in the presence and absence of chemical cues from settlement habitats and potential megalopal predators. Megalopae in premolt preferentially settled on col ... Full text Cite

Behavioural responses of hermit crabs to shell cues, predator haemolymph and body odour

Journal Article Journal of the Marine Biological Association of the United Kingdom · January 1, 1997 This study tested the hypothesis that predator odours alter behavioural responses of hermit crabs to other chemical stimuli. Stimuli that cause alarm and shell-related behaviour (hermit crab haemolymph and two gastropod flesh extracts), and stimuli that di ... Full text Cite

Multiple mechanisms of resource acquisition in hermit crabs: Scrums and odor-induced grasping (Decapoda, Diogenidae)

Journal Article Crustaceana · January 1, 1997 Two behavioral mechanisms shown by hermit crabs (brief grasps of shells and serum formation) which increase their chances of obtaining new gastropod shells were examined. Individuals of Clibanarius vittatus which smell odors from the snail Littorina irrora ... Full text Cite

Localization and characterization of neuropeptide Y/peptide YY receptors in the brain of the smooth dogfish (Mustelis canis).

Journal Article Regul Pept · March 22, 1996 Multiple receptor subtypes specific for the neuropeptide Y (NPY)/peptide Y (PYY) family of peptides exist in mammals, but little is known about the distribution of this receptor family in other vertebrates. Saturable binding sites for 125I-labeled porcine ... Full text Link to item Cite

Effects of environmental cues on metamorphosis of the blue crab Callinectes sapidus

Journal Article Marine Ecology Progress Series · February 8, 1996 Postlarvae (megalopae) of the blue crab Callinectes sapidus (Rathbun) are transported from shelf/coastal areas into estuaries where they metamorphose (molt) to the first crab stage. This study used time to metamorphosis of megalopae collected near the entr ... Full text Cite

Photoresponses of larval Atlantic menhaden (Brevoortia tyrannus Latrobe) in offshore and estuarine waters: Implications for transport

Journal Article Journal of Experimental Marine Biology and Ecology · January 1, 1996 This study tested the hypothesis that Atlantic menhaden (Brevoortia tyrannus Latrobe) larvae have separate behaviors in offshore and estuarine waters that are evoked by chemical cues in these waters. Atlantic menhaden spawn offshore, and larvae are transpo ... Full text Cite

Bioactivity of echinoderm ethanolic body-wall extracts: An assessment of marine bacterial attachment and macroinvertebrate larval settlement

Journal Article Journal of Experimental Marine Biology and Ecology · January 1, 1996 The ethanolic body-wall extracts of 16 species of echinoderms from 16 genera were screened for their ability to affect the attachment of the marine bacteria Deleya marina (Baumann) and Alteromonas luteo-violacea (Gauthier). Body-wall extracts were tested a ... Full text Cite

Interspecific shell transfer by mutual predation site attendance

Journal Article Animal Behaviour · January 1, 1996 The hermit crabs Clibanarius vittatus and Pagurus pollicaris overlap considerably in the species of gastropod shells occupied. Patterns of epibionts on shells suggested interspecific transfer between the crab species. In laboratory observations, however, e ... Full text Cite

Shell dynamics and microhabitat selection by striped legged hermit crabs, Clibanarius vittatus (Bosc)

Journal Article Journal of Experimental Marine Biology and Ecology · November 13, 1995 Hermit crabs respond to odors signaling potential shell availability by (1) withdrawing if they are in relatively large shells; (2) fleeing if the shells are ones they would occupy if given choices; (3) investigating if the shells occupied are relatively s ... Full text Cite

Evaluation of release rates and control of biofouling using monolithic coatings containing an isothiazolone

Journal Article Biofouling · August 1, 1995 A commercially available isothiazolone, Sea-Nine 211 (c-9211) has been used to study the controlled release characteristics and antifouling behavior of non-ablative coatings based upon a vinyl chloride/vinyl acetate copolymer resin (VYHH). The governing re ... Full text Cite

Environmental regulation of foraging in the sand fiddler crab Uca pugilator (Bosc 1802)

Journal Article Journal of Experimental Marine Biology and Ecology · April 28, 1995 Sand fiddler crabs Uca pugilator (Bosc 1802) live in burrows in the high intertidal to supratidal zones of sandflats and salt marshes. Large groups of crabs regularly leave their burrows to forage on exposed sediments in the low intertidal zone. They are k ... Full text Cite

Comparative toxicities of selected compounds to nauplii of Balanus amphitrite amphitrite Darwin and Artemia sp.

Journal Article Bulletin of environmental contamination and toxicology · February 1995 Full text Cite

Sensory physiology and behavior of blue crab (callinectes sapidus) postlarvae during horizontaltransport

Journal Article Marine and Freshwater Behaviour and Physiology · January 1, 1995 Adult blue crabs (Callinectes sapidus) live in estuaries and release larvae near the entrances to estuaries. Larvae are then transported offshore to continental shelf areas where they undergo development. Postlarvae, or megalopae, remain near the surface a ... Full text Cite

Disturbance and reattachment behavior of sea anemonesCalliactis tricolor (Le Sueur): Temporal, textural and chemical mediation.

Journal Article Journal of chemical ecology · January 1995 Two hermit crabs,Dardanus venosus (Milne-Edwards) andPagurus pollicaris Say, have evolved mutualistic symbiotic relationships with sea anemones,Calliactis tricolor (Le Sueur). Anemones live on gastropod shells occupied by the crabs. Both partners are thoug ... Full text Cite

Evidence for the involvement of cyclic AMP in the pheromonal modulation of barnacle settlement

Journal Article The Journal of experimental biology · January 1995 The involvement of cyclic AMP in the settlement of the cypris larva of Balanus amphitrite amphitrite Darwin has been examined through the use of compounds that affect intracellular cyclic AMP levels. The activation of adenylate cyclase with forskolin, and ... Full text Cite

Behavioral responses ofLittoraria irrorata (SAY) to water-borne odors.

Journal Article Journal of chemical ecology · December 1994 Behavioral responses of the gastropod molluscLittoraria (=Littorina)irrorata indicate that it can discriminate among environmental odors. Snails were assayed for responses to 11 odors from plants and animals potentially representing food, shelter, location ... Full text Cite

The effect of bacterial films on the temporary adhesion and permanent fixation of cypris larvae, balanus amphitrite darwin

Journal Article Biofouling · October 1, 1994 The relative tenacity of temporary adhesion of cypris larvae of the barnacle Balanus amphitrite Darwin was measured on three substrata (polystyrene, tissue-culture polystyrene, and glass) with and without the presence of films of the marine bacterium Deley ... Full text Cite

Photoresponses of crab megalopae in offshore and estuarine waters: Implications for transport

Journal Article Journal of Experimental Marine Biology and Ecology · 1994 Full text Cite

Growth increments of the barnacle Balanus amphitrite amphitrite Darwin (Cirripedia)

Journal Article Journal of Crustacean Biology · January 1, 1994 Full text Cite

Activation of photoresponses of brine shrimp nauplii involved in diel vertical migration by chemical cues from fish

Journal Article Journal of Plankton Research · December 1, 1993 The effects of exposure to a planktivorous fish (Atlantic menhaden larvae) on the photoresponse involved in the descent phase of nocturnal did vertical migration of brine shrimp (Artemia) naupliar larvae were measured in a laboratory system that mimicked t ... Full text Cite

Bacterial-barnacle interaction: Potential of using juncellins and antibiotics to alter structure of bacterial communities.

Journal Article Journal of chemical ecology · October 1993 In preparation for studies using natural products to probe interactions between bacterial consortia and settlement stage barnacles, we isolated 16 strains of bacteria associated with barnacles and examined: (1) effects of films of bacterial isolates on bar ... Full text Cite

Superpotent synthetic tripeptide mimics of the mud-crab pumping pheromone.

Journal Article International journal of peptide and protein research · October 1993 Soluble pheromones released by the mud crab, Rhithropanopeus harrisii (Gould) during egg hatching cause the female crab to contract her abdomen rapidly (the pumping response). This stereotypical behavior can be induced in the laboratory by exposing egg-bea ... Full text Cite

Alarm/investigation responses of hermit crabs as related to shell fit and crab size

Journal Article Marine Behaviour and Physiology · March 1993 Full text Cite

Influence of delayed metamorphosis on survival and growth of juvenile barnacles Balanus amphitrite

Journal Article Marine Biology · February 1, 1993 Competent cyprid larvae of the barnacle Balanus amphitrite Darwin were prevented from metamorphosing in the laboratory for 3 or 5 d using three different techniques (holding at low temperature, crowding, and detaining on a silanized surface). We then asses ... Full text Cite

Antifoulants from echinoderms

Conference American Zoologist · 1993 Cite

Body odors and neutral-basic peptide mimics: A review of responses by marine organisms

Journal Article Integrative and Comparative Biology · January 1, 1993 A review of body odor-mediated behaviors of hermit crabs, predatory gastropods, barnacle larvae and brachyuran crabs includes a model based on the hypothesis that all the behaviors are mediated by a similar chemical detection mechanism. A key assumption is ... Cite

Orientation of the hermit crab Clibanarius vittatus (Bosc) to visual cues: effects of mollusc chemical cues

Journal Article Journal of Experimental Marine Biology and Ecology · December 7, 1992 Orientation of the striped legged hermit crab Clibanarius vittatus (Bosc) to black horizontal areas of different sizes was studied in a circular arena. Crabs were tested either in the presence or absence of chemicals that signal the potential availability ... Full text Cite

Barnacle in vitro assays for biologically active substances: Toxicity and settlement inhibition assays using mass cultured balanus amphitrite amphitrite darwin

Journal Article Biofouling · November 1, 1992 The development of non-toxic or non-polluting antifouling additives that can be formulated in practical coatings requires assays involving target organisms. Assays that test both for the effective and toxic concentrations of active compounds are useful. It ... Full text Cite

Rapid field assessment of antifouling and foul-release coatings

Journal Article Biofouling · November 1, 1992 The development of non-toxic or non-polluting coatings that provide effective control of biofouling is a high-priority goal. The technology for such coatings involves antifouling methods other than traditional ones that rely on the sustained release of bro ... Full text Cite

Performance enhancement of natural antifouling compounds and their analogs through microencapsulation and controlled release

Journal Article Biofouling · November 1, 1992 Microencapsulation of natural antifouling compounds and their subsequent inclusion in polymeric coatings is a viable alternative to self-polishing polymeric paint or rosin-based ablative coatings. However, as naturally occurring compounds, the crude extrac ... Full text Cite

Chemical mediation of behavior in hermit crabs: Alarm and aggregation cues.

Journal Article Journal of chemical ecology · July 1992 Field studies with three common local species of hermit crabs,Clibanarius vittatus, Pagurus longicarpus, andPagurus pollicaris, showed that these crabs responded behaviorally to chemicals originating from crushed conspecifics. Hermit crabs are attracted sp ... Full text Cite

Inhibition of Settlement by Larvae of Balanus amphitrite and Ciona intestinalis by a Surface-Colonizing Marine Bacterium.

Journal Article Applied and environmental microbiology · July 1992 In an attempt to isolate bacteria with inhibitory effects against settlement by larvae of sessile invertebrates, 40 marine bacterial isolates were screened for effects against laboratory-reared barnacle larvae (Balanus amphitrite) and ascidian larvae (Cion ... Full text Cite

Aspects of the life-cycle of Loxothylacus panopaei (Gissler), a sacculinid parasite of the mud crab Rhithropanopeus harrisii (Gould): a laboratory study

Journal Article Journal of Experimental Marine Biology and Ecology · May 27, 1992 The life cycle of Loxothylacus panopaei, a sacculinid barnacle parasite, has been investigated. At 20% salinity and 25°C larval broods are released every 5-6 days. The free-swimming larval phase involves four nauplius stages and a cypris stage. Development ... Full text Cite

Rapid and inexpensive quantification of the combined polar components of surface wettability: Application to biofouling

Journal Article Biofouling · May 1, 1992 A technique is presented (the SHM method) that rapidly and inexpensively quantifies surface wettability using aqueous methanol solutions. The SHM method, which can be performed using basic, generally available laboratory equipment, yields a single value th ... Full text Cite

Chemosensation in the daily life of crabs

Journal Article American Zoologist · January 1, 1992 Chemosensory input, when placed in the context of the environmental and physiological status of crabs, is a means of modulating daily activity. -from Author ... Full text Cite

Inhibition of larval barnacle attachment to bacterial films: An investigation of physical properties.

Journal Article Microbial ecology · January 1992 The effects of films of two strains of a marine bacterium, Deleya marina (ATCC 25374 and 27129) on the attachment response of cypris larvae of the balanomorph barnacle, Balanus amphitrite, were examined in the laboratory. Tests showed that the cell-surface ... Full text Cite

Molecular approaches to nontoxic antifouling

Journal Article Invertebrate Reproduction and Development · January 1, 1992 A consequence of environmental and human health concerns arising from the use of toxic metals in marine antifouling coatings has been to recognise the need for a nontoxic alternative to fouling control. Recent research has focused on two approaches to this ... Full text Cite

Effects of the nonsteroidal ecdysone mimic RH 5849 on larval crustaceans

Journal Article Journal of Experimental Zoology · January 1, 1992 The effects of the nonsteroidal ecdysone mimic RH 5849 on larvae of a crab (Rhithropanopeus harrisii) and the cypris larva of a barnacle (Balanus amphitrite) have been investigated. Larvae were exposed to exogenous RH 5849 in the concentration range of 0.1 ... Full text Cite

Control of chemically stimulated feeding behavior in sand fiddler crabsUca pugilator: Evidence for hemolymph feeding inhibitory factor.

Journal Article Journal of chemical ecology · December 1991 Uca pugilator, the sand fiddler crab, is a deposit-feeder. It feeds on exposed sand flats as the tide recedes. Feeding movements are evoked by stimulation of chemoreceptors on the dactyls. Previous studies have demonstrated that a proteinaceous factor asso ... Full text Cite

Peptide attraction of hermit crabsClibanarius vittatus Bosc: Roles of enzymes and substrates.

Journal Article Journal of chemical ecology · December 1991 Hermit crabs are obligate users of gastropod shells. Shell availability is often the limiting factor for crab population size. Crabs have an extensive behavioral repertoire for obtaining shells. Here we extend our studies of the chemical ability of crabs t ... Full text Cite

Eyestalk factor modulation of chemically stimulated feeding in sand fiddler crabs Uca pugilator (Bosc 1802)

Journal Article Journal of Experimental Marine Biology and Ecology · September 27, 1991 Abstract: Uca pugilator (Bosc 1802) is a deposit-feeding semiterrestrial crab. Feeding is mediated by dactyl chemoreceptors and stimulated by hexose sugars. Eyestalk ablation increasessensitivity of crabs to hexose stimulants. Here, the potential for endoc ... Full text Cite

Factors influencing initial larval settlement: temporal, spatial and surface molecular components

Journal Article Journal of Experimental Marine Biology and Ecology · August 9, 1991 The impact of initial surface chemistry on settlement of barnacle, bryozoan, and hydroid larvae was assessed. Temporal (on a scale of weeks to months) and fine scale spatial (centimeter to meter) variation in settlement were quantified. Four arrays of sila ... Full text Cite

Bioactive Bromopyrrole Metabolites from the Caribbean Sponge Agelas conifera

Journal Article Journal of Organic Chemistry · April 1, 1991 Biologically active extracts of the Caribbean sponge Agelas conifera have yielded, in exhaustive studies, the diacetate salts of seven new bromopyrroles (1, 3–8), as well as that of the known debromooroidin dimer sceptrin (2). These compounds were found to ... Full text Cite

Chemical Mediation of Larval Release Behaviors in the Crab Neopanope sayi.

Journal Article The Biological bulletin · February 1991 Control of egg hatching was investigated in ovigerous females of the crab Neopanope sayi. Larval release is a brief event, generally lasting less than 15 min, during which females perform stereotypic behaviors involving vigorous abdomen pumping. Substances ... Full text Cite

PEPTIDE MIMICS OF HERMIT-CRAB ATTRACTION AND ALARM CUES

Conference AMERICAN ZOOLOGIST · January 1, 1991 Link to item Cite

Adhesion and motility of gliding bacteria on substrata with different surface free energies.

Journal Article Applied and environmental microbiology · August 1990 The adhesion and motility of several aquatic and terrestrial gliding bacteria on slides differing in their critical surface energies have been examined. In general, adhesion was tenacious on low-critical surface energy (hydrophobic) surfaces and tenuous on ... Full text Cite

Larval release in brachyuran crustaceans Functional similarity of peptide pheromone receptor and catalytic site of trypsin.

Journal Article Journal of chemical ecology · April 1990 Studies of crab egg hatching and larval release behavior in the crab,Rhithropanopeus harrisii, generated a model describing the process. In the model, carboxyl terminal arginine peptides serve as pheromones that synchronize larval release. In response to t ... Full text Cite

Antifouling agents from marine spongeLissodendoryx isodictyalis carter.

Journal Article Journal of chemical ecology · March 1990 The spongeLissodendoryx isodictyalis is an odorous, encrusting, blue-gray sponge found on subtidal flats in North Carolina waters. The strong odor ofL. isodictyalis, coupled with the observation that it is rarely overgrown by fouling organisms, suggested t ... Full text Cite

Eicosanoids in corals and crustaceans: primary metabolites that function as allelochemicals and pheromones.

Journal Article Progress in clinical and biological research · January 1990 Cite

Gastropod predation sites: The role of predator and prey in chemical attraction of the hermit crab clibanarius vittatus

Journal Article Journal of the Marine Biological Association of the United Kingdom · January 1, 1990 Gastropod shells are essential to most hermit crabs. Shell availability limits hermit crab populations. Shells provide protection and the degree of shell-fit controls crab growth and fecundity. Crabs locate new gastropod shells from a distance under water ... Full text Cite

Peptide-mediated behaviors in marine organisms Evidence for a common theme.

Journal Article Journal of chemical ecology · January 1990 Biology has many common themes such as DNA, RNA, the other biopolymers, and their building blocks. Chemical communication systems have similar common themes. An example is the common usage of amino acids, sugars, and nucleotides as food cues. It is likely ... Full text Cite

Location of volatile odor sources by ghost crabOcypode quadrata (Fabricius).

Journal Article Journal of chemical ecology · April 1989 The ghost crab,Ocypode quadrata, was tested in the field for its ability to locate sources of volatile cues. The pure compound skatole, 3-methylindole, was a potent attractant. Crabs also located sources of complex odors such as dead fish,Lutjanus campecha ... Full text Cite

Vertical migration of the clam Mercenaria mercenaria (L.) (Mollusca:Bivalvia): environmental correlates and ecological significance

Journal Article Journal of Experimental Marine Biology and Ecology · March 28, 1989 In a field study of marked individuals, the clam Mercenaria mercenaria (L.) migrated vertically in a rhythm that was synchronized with the local tidal cycle. Clams were shallowest (5 mm) at high tide and deepest (25 mm) at low tide. Clam depth was independ ... Full text Cite

Peptide analogs of the mud crab pumping pheromone: Structure-function studies

Journal Article Chemical Senses · February 1, 1989 In the mud crab, Rhithropanopeus harrisii (Gould), larval release is highly synchronous and is controlled by peptide pheromones released from the hatching eggs. The pheromones and synthetic peptide analogs, containing neutral amino acids at the arnino-term ... Full text Cite

Stimulation of feeding behavior in three species of fiddler crabs by hexose sugars

Journal Article Chemical Senses · February 1, 1989 Feeding responses to five hexoses were examined in three closely related species of fiddler crabs, Uca minax, U.pugnax and U.pugilator. Hexoses tested were glucose, galactose, sorbose, fructose and mannose. Intact crabs and eyestalk-ablated crabs were test ... Full text Cite

What's in a name? [6]

Journal Article Nature · January 1, 1989 Full text Cite

Synthetic peptide analogs to barnacle settlement pheromone.

Journal Article Peptides · November 1988 Barnacle pheromone enhances the rate of settlement and metamorphosis of larvae of Balanus amphitrite Darwin. Analogs to the heterogenous pheromone peptides were sought. Settlement assays were used to assess both the pheromone and the potential analogs. The ... Full text Cite

Chemical ecology and the search for marine antifoulants : Studies of a predator-prey symbiosis.

Journal Article Journal of chemical ecology · October 1988 The gorgonian octocoralLeptogorgia virgulata (Phylum Coelenterata, Class Anthozoa) is rarely overgrown by fouling organisms and is avoided by most predators. Laboratory experiments suggest that secondary metabolites and calcium carbonate spicules interact ... Full text Cite

Inhibition of attachment of larval barnacles, Balanus amphitrite, by bacterial surface films

Journal Article Marine Biology · February 1, 1988 Films of bacteria on solid substrata can positively or negatively influence the attachment of marine invertebrate larvae. Effects of marine bacteria on the attachment of cypris larvae of the barnacle Balanus amphitrite Darwin were examined in the laborator ... Full text Cite

Peptide pheromones synchronize crustacean egg hatching and larval release

Journal Article Chemical Senses · September 1, 1987 At the time of egg hatching in the crab Rhithropanopeus harrisii, pheromones are released from the eggs. These pheromones induce a stereotypic larval release behaviour in which the female vigorously pumps her abdomen. This action breaks open the unhatched ... Full text Cite

BARNACLE SETTLEMENT INHIBITORS FROM SEA PANSIES, RENILLA-RENIFORMIS

Journal Article BULLETIN OF MARINE SCIENCE · September 1, 1986 Link to item Cite

Field studies on chemically mediated behavior in land hermit crabs: Volatile and nonvolatile odors.

Journal Article Journal of chemical ecology · June 1986 Land hermit crabs,Coenobita rugosis, were tested in the field in Costa Rica for behavioral responses to odors. Volatile odors associated with horse feces, fruit, and honey attracted crabs within minutes. Odors from dead gastropod flesh were not immediately ... Full text Cite

Macromolecular cues in marine systems.

Journal Article Journal of chemical ecology · May 1986 A review of the roles of biopolymers as marine chemical cues is presented. The goal of the review is to provide a context within which to view present research and to provide insight into future research potential for macromolecules in marine chemical ecol ... Full text Cite

Ion and neuropharmacological studies of barnacle settlement

Journal Article Netherlands Journal of Sea Research · January 1, 1986 Experiments tested effects of altering ion concentrations and the effects of additions of biologically active substances in the media surrounding settling stage barnacle larvae. Alteration of ionic concentrations did not result in induction of metamorphosi ... Full text Cite

Larval release in the crab Rhithropanopeus harrisii (gould): Chemical cues from hatching eggs

Journal Article Chemical Senses · December 1, 1985 Decapod crustaceans have rhythmic larval release patterns. In the case of Rhithropanopeus harrisii substances associated with hatching eggs induce ovigerous crabs to exhibit stereotypic larval release behavior involving vigorous abdomen pumping. In this st ... Full text Cite

Inhibition of oyster drill chemotaxis

Journal Article Chemical Senses · December 1, 1985 A bioassay was developed by Rittschof el al. (1983) to examine distance chemoreception in the predatory marine gastropod, Urosalpinx cinerea. This bioassay was used to test the effect of a senes of low mol. wt. organics on the ability of newly hatched oyst ... Full text Cite

Inhibition of barnacle settlement and behavior by natural products from whip corals,Leptogorgia virgulata (Lamarck, 1815).

Journal Article Journal of chemical ecology · May 1985 Laboratory-reared barnacle larvae were used to study natural products from whip corals. Biological assays used barnacle responses in behavioral assays and in larval settlement assays. Whip corals contained substances that were active in both assays. Substa ... Full text Cite

Variation in Rate of Growth in the Crayfish Orconectes Virilis

Journal Article Journal of Crustacean Biology · April 1, 1985 Full text Cite

Stimulation and inhibition of settlement of barnacle larvae by selected bacterial surface films

Conference Abstracts of the Annual Meeting of the American Society for Microbiology · 1985 Cite

Modification of responses of newly hatched snails by exposure to odors during development

Journal Article Chemical Senses · December 1, 1984 Predatory marine snail larvae and embryos were exposed to prey odors (oyster, mussel and barnacle) during development. When juvenile snails hatched they were tested by bioassay to determine effects of this prior odor exposure. Juvenile snails were tested w ... Full text Cite

Settlement and behavior in relation to flow and surface in larval barnacles, Balanus amphitrite Darwin

Journal Article Journal of Experimental Marine Biology and Ecology · November 30, 1984 Behavior and settlement of laboratory-reared larval barnacles were examined with respect to age of larvae, type of surface (polystyrene and glass), and treatment of surface with settlement factor. Young cyprids were more discriminating in settlement than o ... Full text Cite

An investigation of low frequency sound waves as a means of inhibiting barnacle settlement

Journal Article Journal of Experimental Marine Biology and Ecology · July 24, 1984 Inhibition of barnacle settlement was achieved using low frequency (30 Hz) sound waves on laboratory-reared larvae of Balanus amphitrite Darwin. Less than 1% of very young cyprids (0 days old) settled in the presence of the sound waves. Cyprids caught in p ... Full text Cite

Concentration and preliminary characterization of a chemical attractant of the oyster drill,Urosalpinx cinerea.

Journal Article Journal of chemical ecology · January 1984 Predatory muricid gastropods,Urosalpinx cinerea, respond to specific chemical stimuli by creeping upcurrent. Attractant substances originate from living barnacles. Newly hatched snails have no prior predatory experience but respond strongly to attractants. ... Full text Cite

CHEMICAL ATTRACTION OF NEWLY HATCHED OYSTER DRILLS

Journal Article The Biological Bulletin · June 1983 Full text Cite

CHEMOTAXIS OF OYSTER DRILLSUROSALPINX CINEREATO COMPETING PREY ODORS

Journal Article The Biological Bulletin · June 1983 Full text Cite

Characterization of myosin heavy chain by cyanogen bromide peptide maps.

Journal Article Journal of muscle research and cell motility · June 1982 Procedures have been developed for the preparation of pure myosin heavy chain (h-myosin) by preparative gel electrophoresis, and for the characterization of h-myosin by cyanogen bromide peptide mapping. Major sources of error are the oxidation of methionin ... Full text Cite

Identification of casein kinase II and phosphorylated proteins associated with messenger ribonucleoproteins particles from reticulocytes.

Journal Article European journal of biochemistry · April 1982 Messenger ribonucleoprotein (mRNP) particles, isolated from reticulocyte polysomes and purified by buoyant density centrifugation in metrizamide, contained an endogenous protein kinase activity. The cyclic-nucleotide-independent protein kinase phosphorylat ... Full text Cite

Chemotactic orientation to prey by the Atlantic oyster drills Urosalpinx cinerea (Say)

Conference · 1982 The eastern oyster drill U. cinerea is a shell-boring snail that preys upon numerous species of sessile, shelled, and encrusting invertebrates. Newly hatched, nascent snails were used to develop a powerful bioassay for chemotactic orientation to prey. Spec ... Cite

Purification of messenger ribonucleoprotein particles from rabbit reticulocytes by zonal centrifugation in metrizamide.

Journal Article European journal of biochemistry · March 1981 A large-scale purification procedure for messenger ribonucleoprotein (mRNP) particles from rabbit reticulocyte polysomes is described. The mRNP particles were dissociated from polysomes by treatment with urea and separated by differential centrifugation un ... Full text Cite

CHEMOATTRACTANTS OF OYSTER DRILLS UROSALPINX-CINEREA

Conference AMERICAN ZOOLOGIST · 1981 Cite

Enzymatic production of small molecules attracting hermit crabs to simulated gastropod predation sites

Journal Article Journal of Chemical Ecology · May 1, 1980 Predatory marine gastropods commonly capture and feed upon gastropod prey. This event is of importance to hermit crabs as the result is a shell available for occupation. Previous studies of gastropod predation sites (McLean, 1974, 1975; Rittschof, 1980) ha ... Full text Cite

Chemical attraction of hermit crabs and other attendants to simulated gastropod predation sites

Journal Article Journal of Chemical Ecology · January 1, 1980 Simulated gastropod predation sites were observed in the gulf intertidal near the Edward Ball Marine Laboratory, Sopchoppy, Florida, Fundulus similis, Callinectes sapidus, Melongena corona, Clibanarius vittatus, and Pagurus longicarpus were attracted to th ... Full text Cite

Factors affecting the daily movements of the crayfish Orconectes-virilis Decapoda Cambaridae

Journal Article Crustaceana Supplement (Leiden) · 1979 Surveys of the locations of marked crayfish and field experiments were conducted to determine factors affecting the daily movement of a stream population of O. virilis. Addition of artificial burrows did not affect the number of crayfish inhabiting a porti ... Cite

Effects of Interspecific Competition on Fitness of the Hermit Crab Clibanarius Tricolor

Journal Article Ecology · May 1976 Clibanarius tricolor overlaps strongly in shell utilization with the other common species of intertidal hermit crabs found in the Florida Keys. Laboratory observations indicated C. tricolor can dominate Clibanarius antillensis in shell fights, whil ... Full text Cite

DAILY MOVEMENTS AND HOME RANGE IN MITHRAX-SPINOSISSIMUS MAJIDAE DECAPODA

Journal Article Marine Behaviour and Physiology · 1975 Cite

Starvation, Energy Reserves, and Aggression in the Crayfish Orconectes Virilis (Hagen, 1870) (Decapoda, Cambaridae)

Journal Article Crustaceana · January 1, 1975 Der Einfluss von Nahrungsentzug auf das aggressive Verhalten des Krebses Orconectes virilis wurde im Labor untersucht. Nach einer Woche Nahrungsentzug kämpften die Versuchstiere ofter und länger und gewannen öfter als KontroIItiere. Nach zwei Wochen Hunger ... Full text Cite

Behavioral Biology of Crayfish Orconectes Virilis .1. Home Range

Journal Article American Midland Naturalist · 1974 Cite