description Director of the Archie Carr Center for Sea Turtle Research at the University of Florida: 1987 to present
has course role BSC1920 Biology Colloquium BSC1920 Biology Colloquium BSC1920 Biology Colloquium BSC4910 Beginning Ment Resrch GLY7979 Advanced Research GLY7980 Doctoral Research PCB7980 Doctoral Research ZOO4905 Indiv Studies Zoology ZOO6905 Individual Studies ZOO6910 Supervised Research ZOO6920 Colloquium ZOO6927 Special Topics ZOO6931 Sem Marine Turtle Bio ZOO6971 Masters Research ZOO7979 Advanced Research ZOO7980 Doctoral Research ZOO7980 Doctoral Research
selected publications academic article Holopelagic Sargassum aggregations provide warmer microhabitats for associated fauna. Scientific Reports. 15129. 2023 Effects of gear modifications in a North Atlantic pelagic longline fishery: A multiyear study. PLoS One. e0292727. 2023 Intake and growth histories modulate bone morphology, microarchitecture, and mineralization in juvenile green turtles (Chelonia mydas). Conservation Physiology. coad080. 2023 Litter ingestion and entanglement in green turtles: An analysis of two decades of stranding events in the NE Atlantic. Environmental Pollution. 118796. 2022 Divergence and hybridization in sea turtles: inferences from genome data show evidence of ancient gene flow between species. Molecular Ecology. 2021 Hydrogen isotope assimilation and discrimination in green turtles. Journal of experimental biology (Online). 2021 Recovery of a large herbivore changes regulation of seagrass productivity in a naturally grazed Caribbean ecosystem. Ecology. e03180. 2020 Turtles and Tortoises Are in Trouble. Current biology : CB. R721-R735. 2020 Significance of anecdotes for historical perspective: black bear predation on sea turtle eggs. Endangered Species Research. 353-357. 2020 Population recovery changes population composition at a major southern Caribbean juvenile developmental habitat for the green turtle, Chelonia mydas. Scientific Reports. 14392. 2019 Relative abundance of oceanic juvenile loggerhead sea turtles in relation to nest production at source rookeries: implications for recruitment dynamics. Scientific Reports. 13019. 2019 Green turtle somatic growth dynamics: distributional regression reveals effects of differential emigration. Marine Ecology Progress Series. 185-195. 2019 Effects of green turtle grazing on seagrass and macroalgae diversity vary spatially among seagrass meadows. Aquatic Botany. 10-15. 2019 Blood analytes of oceanic-juvenile loggerhead sea turtles (Caretta caretta) from Azorean waters: reference intervals, size-relevant correlations and comparisons to neritic loggerheads from western Atlantic coastal waters. Conservation Physiology. coy006. 2018 Phylogeny, biogeography and methodology: a meta-analytic perspective on heterogeneity in adult marine turtle survival rates.. Scientific Reports. 8:5852. 2018 Plastic Ingestion in Oceanic-Stage Loggerhead Sea Turtles (Caretta Caretta) Off the North Atlantic Subtropical Gyre. Marine Pollution Bulletin. 121:222-229. 2017 Plastic Ingestion in Oceanic-Stage Loggerhead Sea Turtles (Caretta Caretta) Off the North Atlantic Subtropical Gyre. Marine Pollution Bulletin. 121:222-229. 2017 Comparison of Reproductive Output of Hybrid Sea Turtles and Parental Species. Marine Biology. 164. 2017 Comparison of Reproductive Output of Hybrid Sea Turtles and Parental Species. Marine Biology. 164. 2017 Long-Term Resource Use and Foraging Specialization in Male Loggerhead Turtles. Marine Biology. 163. 2016 Somatic Growth Dynamics of West Atlantic Hawksbill Sea Turtles: a Spatio-Temporal Perspective 2016 Somatic Growth Rates of Green Turtles (Chelonia Mydas) and Hawksbills (Eretmochelys Imbricata) in the Galapagos Islands. Journal of Herpetology. 49:641-648. 2015 Social Monogamy in the Crab Planes Major, a Facultative Symbiont of Loggerhead Sea Turtles (Vol 461, Pg 124, 2014). Journal of Experimental Marine Biology and Ecology. 467:121. 2015-06-01 Determining Origin in a Migratory Marine Vertebrate: a Novel Method To Integrate Stable Isotopes and Satellite Tracking. Ecological applications : a publication of the Ecological Society of America. 25:320-335. 2015-03-01 From Refugia To Rookeries: Phylogeography of Atlantic Green Turtles. Journal of Experimental Marine Biology and Ecology. 461:306-316. 2014-12-01 Bridging Developmental Boundaries: Lifelong Dietary Patterns Modulate Life Histories in a Parthenogenetic Insect. PLoS One. 9. 2014-11-01 Identifying Oceanic Foraging Grounds of Sea Turtles in the Atlantic Using Lead Isotopes. Marine Biology. 161:2269-2278. 2014-10-01 Stable Isotopic Comparison Between Loggerhead Sea Turtle Tissues. Rapid Communications in Mass Spectrometry. 28:2059-2064. 2014-10-01 Hitchhikers Reveal Cryptic Host Behavior: New Insights From the Association Between Planes Major and Sea Turtles in the Pacific Ocean. Marine Biology. 161:2167-2178. 2014-09-01 Winter Diets of Immature Green Turtles (Chelonia Mydas) On a Northern Feeding Ground: Integrating Stomach Contents and Stable Isotope Analyses 2014-07-01 Foraging Areas Differentially Affect Reproductive Output and Interpretation of Trends in Abundance of Loggerhead Turtles. Marine Biology. 161:585-598. 2014-03-01 Geographic Patterns of Genetic Variation in a Broadly Distributed Marine Vertebrate: New Insights Into Loggerhead Turtle Stock Structure From Expanded Mitochondrial Dna Sequences. PLoS One. 9. 2014-01-01 Temporal Consistency and Individual Specialization in Resource Use By Green Turtles in Successive Life Stages 2013-11-01 Temporal, Spatial, and Body Size Effects On Growth Rates of Loggerhead Sea Turtles (Caretta Caretta) in the Northwest Atlantic. Marine Biology. 160:2711-2721. 2013-10-01 Accounting for Imperfect Detection Is Critical for Inferring Marine Turtle Nesting Population Trends. PLoS One. 8. 2013-04-01 Threshold To Maturity in a Long-Lived Reptile: Interactions of Age, Size, and Growth. Marine Biology. 160:607-616. 2013-03-01 Complementary Skeletochronology and Stable Isotope Analyses Offer New Insight Into Juvenile Loggerhead Sea Turtle Oceanic Stage Duration and Growth Dynamics. Marine Ecology Progress Series. 491:235+. 2013-01-01 Hatching and Emergence Success in Green Turtle Chelonia Mydas Nests in the Galapagos Islands. Aquatic Biology. 19:217-229. 2013-01-01 Sea Turtle Population Structure and Connections Between Oceanic and Neritic Foraging Areas in the Atlantic Revealed Through Trace Elements. Marine Ecology Progress Series. 490:233-246. 2013-01-01 Trophic Ecology of a Green Turtle Breeding Population. Marine Ecology Progress Series. 476:237+. 2013-01-01 Inherent Variation in Stable Isotope Values and Discrimination Factors in Two Life Stages of Green Turtles. Physiological and Biochemical Zoology. 85:431-441. 2012-09-01 Distribution of Foraging Habitats of Male Loggerhead Turtles (Caretta Caretta) as Revealed By Stable Isotopes and Satellite Telemetry. Marine Biology. 159:1255-1267. 2012-06-01 Marine-Derived Nutrients From Green Turtle Nests Subsidize Terrestrial Beach Ecosystems 2012-05-01 Mitogenomic Sequences Better Resolve Stock Structure of Southern Greater Caribbean Green Turtle Rookeries. Molecular Ecology. 21:2330-2340. 2012-05-01 Intake and growth rates modulate bone structure in juvenile green turtles (Chelonia mydas). Integrative and Comparative Biology. 52:E319. 2012 Global Conservation Priorities for Marine Turtles. PLoS One. 6. 2011-09-01 Sympatry in Grapsoid Crabs (Genera Planes and Plagusia) From Olive Ridley Sea Turtles (Lepidochelys Olivacea), With Descriptions of Crab Diets and Masticatory Structures. Marine Biology. 158:1699-1708. 2011-08-01 Better Science Needed for Restoration in the Gulf of Mexico. Science. 331:537-538. 2011-02-01 Regional Management Units for Marine Turtles: a Novel Framework for Prioritizing Conservation and Research Across Multiple Scales. PLoS One. 5. 2010-12-01 Individual Specialists in a Generalist Population: Results From a Long-Term Stable Isotope Series. Biology Letters. 6:711-714. 2010-10-01 Individual Specialists in a Generalist Population: Results From a Long-Term Stable Isotope Series. Biology Letters. 6:711-714. 2010-10-01 Genetic Composition, Population Structure and Phylogeography of the Loggerhead Sea Turtle: Colonization Hypothesis for the Brazilian Rookeries 2010-06-01 Effect of Repeated Tissue Sampling On Growth Rates of Juvenile Loggerhead Turtles Caretta Caretta 2010-02-01 Ecosystem Structure and Processes At Kaloko Honokohau, Focusing On the Role of Herbivores, Including the Green Sea Turtle Chelonia Mydas, in Reef Resilience. Marine Ecology Progress Series. 420:27-U392. 2010-01-01 Hawksbill Sea Turtles in Seagrass Pastures: Success in a Peripheral Habitat. Marine Biology. 157:135-145. 2010-01-01 Polymodal Foraging in Adult Female Loggerheads (Caretta Caretta). Marine Biology. 157:113-121. 2010-01-01 Stable Isotope Variation in Loggerhead Turtles Reveals Pacific-Atlantic Oceanographic Differences. Marine Ecology Progress Series. 417:277-285. 2010-01-01 Compensatory Responses To Food Restriction in Juvenile Green Turtles (Chelonia Mydas) 2009-09-01 Biochemical Indices as Correlates of Recent Growth in Juvenile Green Turtles (Chelonia Mydas). Journal of Experimental Marine Biology and Ecology. 376:59-67. 2009-08-01 Metabolic Rate Depression Is Induced By Caloric Restriction and Correlates With Rate of Development and Lifespan in a Parthenogenetic Insect. Experimental Gerontology. 44:413-419. 2009-06-01 Nest-Site Selection in Individual Loggerhead Turtles and Consequences for Doomed-Egg Relocation 2009-02-01 Effects of Preservation Method On Stable Carbon and Nitrogen Isotope Values. Physiological and Biochemical Zoology. 81:688-693. 2008-09-01 Annual Variation in Source Contributions To a Mixed Stock: Implications for Quantifying Connectivity. Molecular Ecology. 17:2185-2193. 2008-05-01 Effects of Growth and Tissue Type On the Kinetics of (13)C and (15)N Incorporation in a Rapidly Growing Ectotherm 2008-04-01 Effects of Growth and Tissue Type On the Kinetics of (13)C and (15)N Incorporation in a Rapidly Growing Ectotherm 2008-04-01 Encouraging Outlook for Recovery of a Once Severely Exploited Marine Megaherbivore 2008-03-01 Carapace Epibionts of Loggerhead Turtles (Caretta Caretta) Nesting At Canaveral National Seashore, Florida. Journal of Natural History. 42:1095-1102. 2008-01-01 Incorporating multiple mixed stocks in mixed stock analysis: 'many-to-many' analyses.. Molecular Ecology. 16. 2007 The 'lost years' of green turtles: using stable isotopes to study cryptic lifestages.. Biology Letters. 3. 2007 Nonadditive interactions between animal and plant diet items in an omnivorous freshwater turtle Trachemys scripta. Comparative Biochemistry and Physiology - Part B: Biochemistry & Molecular Biology. 77-85. 2006 Ontogenetic diet shifts and digestive constraints in the omnivorous freshwater turtle Trachemys scripta. Physiological and Biochemical Zoology. 150-8. 2006 Testing models of female reproductive migratory behaviour and population structure in the Caribbean hawksbill turtle, Eretmochelys imbricata, with mtDNA sequences.. Molecular Ecology. 5. 1996 Flexibility of digestive responses in two generalist herbivores, the tortoises Geochelone carbonaria and Geochelone denticulata. Oecologia. 317-321. 1989
principal investigator on Green Turtles and Blue Carbon awarded by Padi Foundation 2015 - 2020 Sea Turtle Research and Conservation Project With Disney awarded by Walt Disney Parks and Resorts USA Inc 2013 - 2018 Sea Turtle Research and Conservation Program & Resources At the Accstr awarded by US Department of Interior Fish and Wildlife Southeast 2012 - 2017 Cooperative Marine Turtle Tagging Program 2014-2015 awarded by US Department of Commerce National Oceanic and Atmospheric Administration 2014 - 2015 Extensive Hybridization Among Endangered Sea Turtle Populations in Brazil: What Is the Threat? awarded by Padi Foundation 2014 - 2015 Extensive Hybridization Among Endangered Sea Turtle Populations in Brazil:What Is the Threat? awarded by Padi Foundation 2014 - 2015 Hitchhiking the High Seas: Global Genetics of Rafting Crabs awarded by Padi Foundation 2013 - 2014 Genetic Homogeneity Across Spatial, Taxonomic and Ecological Boundaries for Joseph Pfaller awarded by National Academy of Sciences 2013 - 2014 Dispersal Via Rafting: Implications for Marine Connectivityfor Joseph Pfaller awarded by Society for Integrative and Comparative Biology 2013 - 2014 Where Are Florida's Lost Year Green Turtles? Using Trace Elements To Address The Mystery awarded by Caribbean Conservation Corporation 2009 - 2010 Sea Turtle Conservation awarded by University of Florida Research Foundation 2005 - 2016 Graduate Research Assistantship At the Archie Carr Center for Sea Turtle Research awarded by Savannah Science Museum 2011 - 2015 Using Long-Term Isotopic Records to Reveal Loggerhead Foraging Patterns in the Gulf of Mexico awarded by Florida Department of State 2012 - 2013 Cooperative Marine Turtle Tagging Program awarded by US Department of Commerce National Oceanic and Atmospheric Administration 2012 - 2013 Legacy Database: Jupiter Island, Florida, Nesting Data From 1969 to 1981 awarded by Caribbean Conservation Corporation 2010 - 2012 Management of Sea Turtle Online Bibliography 2009 awarded by US Department of Commerce National Oceanic and Atmospheric Administration 2009 - 2012 Distribution and Resource Use By Loggerheads in Florida awarded by National Fish and Wildlife Foundation 2010 - 2012 Cooperative Marine Turtle Tagging Program awarded by US Department of Commerce National Oceanic and Atmospheric Administration 2007 - 2012 Where Are Florida S Lost Year Green Turtles? Using Trace Elements to Address the Mystery awarded by Caribbean Conservation Corporation 2009 - 2011 Provide Uniquely Numbered Flipper Tags for Use on Cold Stunned Sea Turtles awarded by US Department of Interior Fish and Wildlife Southeast 2010 - 2011 Ecology Of Individuals:Sea Turtle Dietary Specialization 2010 - 2011 Legacy Database: Jupiter Island, Florida, Nesting Data From 1969 To 1981 awarded by Caribbean Conservation Corporation 2010 - 2011 Deciphering the Mystery of the Lost-Year of Green Turtle (Chelonia Mydas) Using Trace Elements. awarded by Padi Foundation 2009 - 2011 Distribution And Resource Use By Loggerheads In Florida awarded by US Fish and Wildlife Service 2010 - 2011 Sea Turtle Conservation 2005 - 2011 Stable Isotope And Trace Element Analyses In Sea Turtles awarded by US Department of Interior 2009 - 2010 Management Of Sea Turtle Online Bibliography 2009 awarded by US Department of Commerce 2009 - 2010 Deciphering The Mystery Of The "Lost-Year" Of Green Turtle (Chelonia Mydas) Using Trace Elements 2009 - 2010 Cooperative Marine Turtle Tagging Program awarded by US Department of Commerce 2007 - 2010 Legacy Database: Preserving the Past to Save the Future awarded by Caribbean Conservation Corporation 2008 - 2009 Student Research Grant C. Rittschof awarded by Animal Behavior Society 2008 - 2009 Physiological and Life-History Responses to Variation in Food Availability in a Parthenogenetic Insect awarded by National Science Foundation 2005 - 2008 Evaluating the Role of Green Turtlesin Their Ecosystems: Development of Ecopath Models for the Caribbean Seagrass.... awarded by US Department of Commerce 2004 - 2007 Administration of the Sea Turtle Online Bibliography-2006 awarded by US Department of Interior 2006 - 2007 Sea Turtle Tag Distribution and Manageent of the Cooperativemarine Turtle Tagging Program (Cmttp) 2006 awarded by US Department of Commerce 2006 - 2007 Sea Turtle Tag Distribution and Management of the Cooperative Marine Turtle Tagging Program awarded by US Department of Commerce National Marine Fisheries Service 2005 - 2006 Assessment of SE USA Nesting Loggerhead Populations: Identification of Mgmnt Units Based on Mtdna Sequence Analyses... awarded by US Department of Interior Fish Wildlife Parks Ecology of Individuals: Sea Turtle Dietary Specialization awarded by Padi Foundation Stable Isotope and Trace Element Analyses in Sea Turtles awarded by US Department of Interior Fish and Wildlife Southeast
co-principal investigator on South Atlantic Workshop II - Developing a Research and Conservation Network in the South Atlantic awarded by US Department of Interior Fish and Wildlife Southeast 2009 - 2014 Longer Mtdna Sequence Analysis for Loggerhead Turtles awarded by US Department of Commerce National Marine Fisheries Service 2007 - 2008 Management of the Sea Turtle Online Bibliography awarded by US Department of Commerce 2005 - 2008 Miscellaneous Donors Expense Account for Graduate Students awarded by University of Florida Research Foundation 1990 - 2005
investigator on Institutional Allowance: Graduate Research Fellowship Program Allowance for Mathew Trager awarded by National Science Foundation 2007 - 2013
teaching activities missing activity Professor BSC1920 Spring 2012 016F BSC1920 Spring 2012 016G BSC1920 Spring 2012 04F2 BSC4910 Fall 2012 14H5 GLY7979 Spring 2010 8867 GLY7979 Spring 2010 8867 GLY7980 Fall 2010 8915 GLY7980 Fall 2010 8915 GLY7980 Spring 2011 8866 GLY7980 Spring 2011 8866 PCB7980 Fall 2008 7285 PCB7980 Fall 2008 7285 PCB7980 Fall 2009 7285 PCB7980 Fall 2009 7285 PCB7980 Fall 2010 7285 PCB7980 Fall 2010 7285 PCB7980 Spring 2009 1476 PCB7980 Spring 2009 1476 PCB7980 Spring 2010 1476 PCB7980 Spring 2010 1476 PCB7980 Summer 2010 9214 PCB7980 Summer 2010 9214 ZOO4905 Fall 2010 7680 ZOO4905 Fall 2010 7680 ZOO4905 Fall 2011 7680 ZOO4905 Fall 2011 7680 ZOO4905 Spring 2010 7681 ZOO4905 Spring 2010 7681 ZOO6905 Fall 2008 7679 ZOO6905 Fall 2008 7679 ZOO6910 Spring 2009 8681 ZOO6910 Spring 2009 8681 ZOO6920 Fall 2008 8699 ZOO6920 Fall 2008 8699 ZOO6920 Spring 2009 9443 ZOO6920 Spring 2009 9443 ZOO6927 Spring 2012 02F0 ZOO6931 Spring 2009 3867 ZOO6931 Spring 2009 3867 ZOO6971 Fall 2008 7672 ZOO6971 Fall 2008 7672 ZOO6971 Fall 2009 7672 ZOO6971 Fall 2009 7672 ZOO6971 Spring 2009 7675 ZOO6971 Spring 2009 7675 ZOO6971 Spring 2010 7675 ZOO6971 Spring 2010 7675 ZOO6971 Summer 2009 9093 ZOO6971 Summer 2009 9093 ZOO7979 Fall 2008 7671 ZOO7979 Fall 2008 7671 ZOO7979 Fall 2009 7671 ZOO7979 Fall 2009 7671 ZOO7979 Fall 2010 7671 ZOO7979 Fall 2010 7671 ZOO7979 Fall 2011 7671 ZOO7979 Fall 2011 7671 ZOO7979 Spring 2009 7674 ZOO7979 Spring 2009 7674 ZOO7979 Spring 2011 7674 ZOO7979 Spring 2011 7674 ZOO7979 Summer 2009 9094 ZOO7979 Summer 2009 9094 ZOO7979 Summer 2010 1142 ZOO7979 Summer 2010 1142 ZOO7979 Summer 2010 9094 ZOO7979 Summer 2010 9094 ZOO7979 Summer 2011 9094 ZOO7979 Summer 2011 9094 ZOO7980 Fall 2008 7670 ZOO7980 Fall 2008 7670 ZOO7980 Fall 2009 7670 ZOO7980 Fall 2009 7670 ZOO7980 Fall 2010 7670 ZOO7980 Fall 2010 7670 ZOO7980 Fall 2011 7670 ZOO7980 Fall 2011 7670 ZOO7980 Spring 2009 7673 ZOO7980 Spring 2009 7673 ZOO7980 Spring 2010 7673 ZOO7980 Spring 2010 7673 ZOO7980 Spring 2011 7673 ZOO7980 Spring 2011 7673 ZOO7980 Summer 2009 9095 ZOO7980 Summer 2009 9095 ZOO7980 Summer 2010 9095 ZOO7980 Summer 2010 9095 ZOO7980 Summer 2011 9095 ZOO7980 Summer 2011 9095 ZOO7980 Summer 2012 017E
professional service activities Annual Sea Turtle Conference Board of Directors Comparative Nutrition Society President Council of the Bahamas National Trust Council of the Bahamas National Trust Marine Turtle Specialist Group Member National Research Council of the National Academy of Sciences Committee Tortoise and Freshwater Turtle Specialist Group Member U.S. Recovery Team for Green Turtles and Loggerheads U.S. Recovery Team for Green Turtles and Loggerheads
outreach and community service activities National Research Council of the National Academy of Sciences Committee Member
education and training Ph.D. in Zoology, University of Florida 1979 B.A. in Biology, Occidental College 1972
awards and honors University of Florida Teacher and Scholar Distinguished University of Florida Alumni Professor College of Liberal Arts & Sciences Archie Carr Commemorative Term Professor: Phi Kappa Phi