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Alaska Science Center

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ABOUT THE ALASKA
SCIENCE CENTER

SCIENCE OFFICES

CONFERENCES

USGS ALASKA DATA RESOURCES

OTHER ALASKA AREA
SCIENCE OFFICES

James L. Bodkin

Title: Research Wildlife Biologist
Address: 4210 University Dr., Anchorage, AK 99508-4626
Phone: (907) 786-7164
Fax: (907) 786-7150
Email: jbodkin@usgs.gov

Image of James L. Bodkin

Education and/or Training

M.S.1986California Polytechnical University, San Luis Obispo, CABiology
B.S.1975California State University, Long Beach, CAWildlife Biology

Areas of Specialization and/or Research Interests

Population biology and ecology of marine mammals, population estimation, predator/prey relations, carnivora, coastal marine ecology, marine conservation.

Professional Experience

1990 - PresentResearch Wildlife Biologist, USGS, Alaska Science Center, Anchorage, Alaska
1989 - 1990Wildlife Biologist, U.S. Fish & Wildlife Service, Koyukuk Wildlife Refuge, Galena, AK
1986 - 1989Fish and Wildlife Biologist, National Ecology Research Center, Santa Cruz, CA

Professional Activities and/or Memberships

Society for Conservation Biology
American Society of Mammalogy
Society for Marine Mammalogy
The Wildlife Society

Significant Recent Publications

Ballachey, B. E., D. H. Monson, G. G. Esslinger, K. Kloecker, J. Bodkin, L. Bowen, and A. K. Miles. 2014. 2013 update on sea otter studies to assess recovery from the 1989 Exxon Valdez oil spill, Prince William Sound, Alaska. U.S. Geological Survey Open-File Report 2014-1030, 40 p. doi: 10.3133/ofr20141030 Esslinger, G. G., J. L. Bodkin, A. R. Breton, J. M. Burns, and D. H. Monson. 2014. Temporal patterns in the foraging behavior of sea otters in Alaska. Journal of Wildlife Management. doi: 10.1002/jwmg.701

Ballachey, B. E., J. L. Bodkin, and D. H. Monson. 2013. Quantifying long-term risks to sea otters from the 1989 Exxon Valdez oil spill: Reply to Harwell & Gentile (2013). Marine Ecology Progress Series 488:297-301. doi:10.3354/meps10498

Tinker, M. T., M. Novak, P. Guimarăes, F. M. D. Marquitti, J. L Bodkin, M. Staedler, G. Bentall and J. A. Estes. 2012. The structure and mechanisms of diet specialization: Testing models of individual variation in resource use with sea otters. Ecology Letters 15(5):475-483. doi: 10.1111/j.1461-0248.2012.01760.x

Bodkin, J. L., B. E. Ballachey, H. A. Coletti, G. G. Esslinger, K. A. Kloecker, S. D. Rice, J. A. Reed, and D. H. Monson. 2012. Long-term effects of the Exxon Valdez oil spill: Sea otter foraging in the intertidal as a pathway of exposure to lingering oil. Marine Ecology Progress Series 447:273-287. doi: 10.3354/meps09523 [PDF file 443 kb]

Bowen, L., A. K. Miles, M. Murray, M. Haulena, J. Tuttle, W. Van Bonn, L. Adams, J. L. Bodkin, B. E. Ballachey, M. T. Tinker, R. Keister, and J. L. Stott. In Press. Gene Transcription in Sea Otters (Enhydra lutris); Development of a diagnostic tool for sea otter and ecosystem health. Molecular Ecology Resources 12(1):67-74. doi: 10.1111/j.1755-0998.2011.03060.x

Miles , A. K., L Bowen, B. E. Ballachey, J. L. Bodkin, M. Murray, J. A. Estes, R. A. Keister and J. L. Stott. 2012. Variations of transcript profiles between sea otters Enhydra lutris from Prince William Sound, Alaska, and clinically normal reference otters. Marine Ecology Progress Series. doi: 10.3354/meps09572

Bodkin, J. L., B. E. Ballachey, and G. G. Esslinger. 2011. Synthesis of nearshore recovery following the 1989 Exxon Valdez oil spill: Trends in sea otter population abundance in Western Prince William Sound. Exxon Valdez Oil Spill Restoration Project Final Report (Restoration Projects 070808, 070808A, and 090808), U. S. Geological Survey, Alaska Science Center, Anchorage, Alaska.

Bodkin, J. L., B. E. Ballachey, and G. G. Esslinger. 2011. Trends in sea otter population abundance in western Prince William Sound, Alaska. Progress toward recovery following the 1989 Exxon Valdez oil spill: U.S. Geological Survey Scientific Investigations Report 2011–5213, 14 p.

Coletti, H. A., J. L. Bodkin, and G. G. Esslinger. 2011. Sea otter abundance in Kenai Fjords national Park: results from the 2010 aerial survey: Southwest Alaska Inventory and Monitoring. Natural Resource Technical Report NPS/SWAN/NRTR—2011/417. National Park Service, Fort Collins, Colorado. [PDF file 1.01 mb]

Coletti, H. A. J. L. Bodkin and G. G. Esslinger. 2011. Distribution and density of marine birds and mammals along the Kenai Fjords National Park coastline - March 2010: Southwest Alaska Network Inventory and Monitoring Program. Natural Resource Technical Report NPS/SWAN/NRTR—2011/451. National Park Service, Fort Collins, Colorado. [PDF file 2.35 mb]

Piatt, J. F., M. L. Arimitsu, G. Drew, E. N. Madison, J. Bodkin, M. D. Romano. 2011. Status and trend of the Kittlitz’s Murrelet Brachyramphus brevirostris in Glacier Bay, Alaska. Marine Ornithology 39(1):65-75.

Estes, J. A., J. L Bodkin, and M. T. Tinker. 2010. Threatened southwest Alaska sea otter stock: delineating the causes and constraints to recovery of a keystone predator in the North Pacific Ocean. Final Report for Project 717 North Pacific Research Board.

Goldstein, T., V. A. Gill, P. Tuomi, D. Monson, A. Burdin, P. A. Conrad, J. L. Dunn, C. Field, C. Johnson, D. A. Jessup, J. L. Bodkin and A. M. Doroff. 2011. Assessment of clinical pathology and pathogen exposure in sea otters (Enhydra lutris) bordering the threatened population in Alaska. J. Wildlife Diseases. 47:579-592.

Jewett, C. A., J. L. Bodkin, H. Chenelot, G. G. Esslinger, and M. K. Hoberg. 2011. The nearshore benthic community of Kasatochi Island, one year after the 2008 volcanic eruption. Arctic, Antarctic and Alpine Research 42(3):315-324. doi: 10.1657/1938-4246-42.3.315

Monson, D. H., D. F. Doak, B. E. Ballachey, and J. L. Bodkin. 2011. Could residual oil from the Exxon Valdez spill create a long-term population “sink” for sea otters in Alaska? Ecological Applications 21:2917–2932. doi: 10.1890/11-0152.1

Bodkin, J. L. 2010. U.S. Geological Survey (USGS), Western Region: Coastal ecosystem responses to influences from land and sea, Coastal and Ocean Science: U.S. Geological Survey Fact Sheet 2010-3099, 2 p.

Bodkin, J. L. and B. E. Ballachey. 2010. Modeling the effects of mortality on sea otter populations. USGS Scientific Investigation Report 2010-5096. 12p.

Ricca, M. A., A. K.Miles, B. E. Ballachey, J. L. Bodkin, D. E. Esler, and K. A. Trust. 2010. PCB exposure in sea otters and harlequin ducks in relation to history of contamination by the Exxon Valdez oil spill. Marine Pollution Bulletin. 60(6):861-872. doi: 10.1016/j.marpolbul.2010.01.005

Coletti, H., J. Bodkin, T. Dean, and K. Kloecker. 2009. Nearshore marine vital signs monitoring in the Southwest Alaska Network of National Parks. Natural Resource Technical Report NPS/SWAN/NRTR—2009/252. National Park Service, Fort Collins, Colorado. [PDF file 3.95 mb]

Esslinger, G. G. and J. L. Bodkin. 2009. Status and trends of sea otter populations in Southeast Alaska, 1969–2003. U.S. Geological Survey Scientific Investigations Report 2009–5045, 18 p.

Estes, J. A., M. T. Tinker and J. L. Bodkin. 2009. Using ecological function to develop recovery criteria for depleted species: Sea otters and kelp forests in the Aleutian Archipelago. Conservation Biology 24(3):852-860. doi: 10.1111/j.1523-1739.2009.01428.x

Drew, G. S., S. G. Speckman, J. F. Piatt, J. M. Burgos, and J. L Bodkin. 2008. Survey design considerations for monitoring marine predator populations in Glacier Bay, Alaska: Results and post-hoc analyses of surveys conducted in 1999-2003. U.S. Geological Survey, Administrative Report, Alaska Science Center, Anchorage, AK, 126pp.

Estes, J. A., J. L. Bodkin, and M. Ben-David. 2008. Marine Otters. In W.F. Perrin, B. Wursig,, J.G.M. Thewissen and C.R. Crumly (eds) Encyclopedia of Marine Mammals, 2nd Edition. Academic Press. 1352 pp.

Bodkin, J. L. and S. L. Boudreau. 2007. Toward an integrated science plan for Glacier Bay National Park and Preserve: Results from a Workshop, 2004, in Piatt, J.F., and Gende, S.M., eds., Proceedings of the Fourth Glacier Bay Science Symposium, October 26–28, 2004. U.S. Geological Survey Scientific Investigations Report 2007-5047:217-218.

Bodkin, J. L., and S. L. Boudreau. 2007. Toward an integrated science plan for Glacier Bay National Park and Preserve: Results from a workshop, 2004. Pp 228-235 in J. F. Piatt and S. M. Gende (eds.), Proceedings of the Fourth Glacier Bay Science Symposium. U.S. Geological Survey Scientific Investigations Report 2007-5047, 246 p. .

Bodkin, J. L., B. E. Ballachey, G. G. Esslinger, K. A. Kloecker, D. H. Monson, and H. A. Coletti. 2007. Perspectives on an invading predator—Sea otters in Glacier Bay, in Piatt, J.F., and Gende, S.M., eds., Proceedings of the Fourth Glacier Bay Science Symposium, October 26–28, 2004. U.S.Geological Survey Scientific Investigations Report 2007-5047:133-136.

Bodkin, J. L., D. H. Monson, and G. G. Esslinger. 2007. Activity budgets derived from time–depth recorders in a diving mammal. J. Wildlife Management 71(6):2034-2044. doi: 10.2193/2006-258 [PDF file 450kb]

Drew, G. S., J. F. Piatt, and J. L. Bodkin. 2007. Population status and trends of marine birds and mammals in Glacier Bay National Park and Preserve, in Piatt, J.F., and Gende, S.M., eds., Proceedings of the Fourth Glacier Bay Science Symposium, October 26–28, 2004: U.S. Geological Survey Scientific Investigations Report 2007-5047:129-132.

Iverson, S. J., A. M. Springer, and J. Bodkin. 2007. Strategies for survival: Marine mammals. Pp. 114-135 in R. B. Spies (ed.), Long-Term Ecological Change in the Northern Gulf of Alaska. Elsevier, Amsterdam.

Romano, M. D., J. F. Piatt, G. S. Drew, and J. L. Bodkin 2007. Temporal and spatial variability in distribution of Kittlitz’s murrelet in Glacier Bay, in Piatt, J.F., and Gende, S.M.., eds., Proceedings of the Fourth Glacier Bay Science Symposium, October 26–28, 2004: U.S. Geological Survey Scientific Investigations Report 2007-5047:117-119.

Springer, A. M., S. J. Iverson, and J. L. Bodkin. 2007. Marine mammal populations. Pp. 352-378 in R. B. Spies (ed.), Long-Term Ecological Change in the Northern Gulf of Alaska. Elsevier, Amsterdam.

Tinker, M. A., J. A. Estes, M. Staedler, and J. Bodkin. 2006. Foraging ecology. Pages 103-129: in: Tinker, M.T., J.A. Estes, K. Ralls, T.M. Williams, D. Jessup, and D.P. Costa (eds), Population dynamics and biology of the California sea otter (Enhydra lutris Nereis) at the southern end of its range. MMS OCS Study 2006-007 Coastal Research Center, Marine Science Institute, University of California, Santa Barbra, California, MMS Cooperative Agreement 14-35-0001-31063. 253 pp.

Tinker, T. M., D. Doak, J. A. Estes, B. Hatfield, M. Staedler, and J. Bodkin. 2006. Spatial and temporal variation in sea otter demography. Pages 12-42: In Tinker, M.T., J.A. Estes, K. Ralls, T.M. Williams, D. Jessup, and D.P. Costa (eds), Population dynamics and biology of the California sea otter (Enhydra lutris Nereis) at the southern end of its range. MMS OCS Study 2006-007 Coastal Research Center, Marine Science Institute, University of California, Santa Barbra, California, MMS Cooperative Agreement 14-35-0001-31063. 253 pp.

Laidre, K. L., J. A. Estes, M. T. Tinker, J. Bodkin, D. Monson, and K. Schneider. 2006. Patterns of growth and body condition in sea otters from the Aleutian archipelago before and after the recent population decline. Journal of Animal Ecology 75(4):978-989. doi: 10.1111/j.1365-2656.2006.01117.x

Tinker, T. M., D. F. Doak, J. A. Estes, B. H. Hatfield, M. M. Staedler, J. L. Bodkin. 2006. Incorporating diverse data and realistic complexity into demographic estimation procedures: A case study using the California sea otter, Enhydra lutris Nereis. Ecological Applications 16(6):2293-2312. doi: 10.1890/1051-0761(2006)016[2293:IDDARC]2.0.CO;2

Bodkin, J. L., B. E. Ballachey, K. A. Kloecker, G. G. Esslinger, D. H. Monson, and H. A. Coletti. 2005. Sea otter studies in Glacier Bay National Park and Preserve. 2004 Annual Report. USGS Alaska Science Center, Anchorage.

Lowry, L. L. and J. L. Bodkin. 2005. Marine Mammals. Pp. 99-116 in P. R. Mundy (ed.) The Gulf of Alaska: Biology and Oceanography. Alaska Sea Grant College Program, University of Alaska Fairbanks. doi: 10.4027/gabo.2005

Scribner, K. T., B. A. Green, C. Gorbics, and J. L. Bodkin. 2005. Verification of sex from harvested sea otters using DNA testing. Wildlife Society Bulletin 33(3):1027-1032.

Bodkin, J. L. 2004. Sea otter research methods and tools. Pp. 47-49 in D. Maldini, D. Calkins, S. Atkinson, And R. Meehan, (eds.) Alaska Sea Otter Workshop: Addressing the decline of the southwestern Alaska sea otter population. Alaska Sea Grant College Program, University of Alaska, Fairbanks, AK. doi: 10.4027/asorw.2004

Bodkin, J. L. 2004. Status of sea otter populations in south central and southeast Alaska, 2002-2003. Pp. 12-13 in D. Maldini, D. Calkins, S. Atkinson, And R. Meehan, (eds.) Alaska Sea Otter Workshop: Addressing the decline of the southwestern Alaska sea otter population. Alaska Sea Grant College Program, University of Alaska, Fairbanks, AK. doi: 10.4027/asorw.2004

Bodkin, J. L., B. E. Ballachey, K. A. Kloecker, G. G. Esslinger, D. H. Monson, H. A. Coletti, and J. A. Estes. 2004. Sea otter studies in Glacier Bay National Park and Preserve. 2003 Annual Report. USGS Alaska Science Center, Anchorage.

Bodkin, J. L., G. G. Esslinger, and D. H. Monson. 2004. Foraging depths of sea otters and implications to coastal marine communities. Marine Mammal Science 20(2):305-321. doi: 10.1111/j.1748-7692.2004.tb01159.x

Monson, D. H., J. L. Bodkin, D. F. Doak, J. A. Estes, M. T. Tinker, and D. B. Siniff. 2004. Population demographics, survival, and reproduction: Alaska sea otter research. Pp. 60-65 in D. Maldini, D. Calkins, S. Atkinson, And R. Meehan, (eds.) Alaska Sea Otter Workshop: Addressing the Decline of the Southwestern Alaska Sea Otter Population. Alaska Sea Grant College Program, University of Alaska, Fairbanks, AK. doi: 10.4027/asorw.2004

Tinker, M. T., J. A. Estes, J. L. Bodkin, M. M. Staedler, and D. H. Monson. 2004. Studying sea otter foraging ecology: A review of some methodological approaches. Pp. 54-59 in D. Maldini, D. Calkins, S. Atkinson, And R. Meehan, (eds.) Alaska Sea Otter Workshop: Addressing the Decline of the Southwestern Alaska Sea Otter Population. Alaska Sea Grant College Program, University of Alaska, Fairbanks, AK. doi: 10.4027/asorw.2004

Ballachey, B. E., J. L. Bodkin, S. Howlin, A. M. Doroff, and A. H. Rebar . 2003. Correlates to survival of juvenile sea otters in Prince William Sound, Alaska, 1992-1993. Can. J. Zool. 81(9):1494-1510. doi: 10.1139/z03-121

Baskaran, M., G.-H. Hong, S. Dayton, J. L. Bodkin, and J. J. Kelly. 2003. Temporal variations of natural and anthropogenic radionuclides in sea otter skull tissue in the North Pacific Ocean. J. Env. Radioactivity 64:1-18. doi: /10.1016/S0265-931X(02)00036-X [PDF 155 kb]

Bodkin, J. L. 2003. Return to Glacier Bay. Pp. 5-12 in M. Shah (ed.), Alaska Park Science. National Park Service and Alaska Natural History Association, Anchorage, AK.

Bodkin, J. L. and K. W. Kenyon. 2003. Sea otter. Pp. 735-743 in G. A. Feldham, B. Thompson, and J. A. Chapman, (eds.) Wild Mammals of North America, 2nd Edition. Johns Hopkins University Press.

Bodkin, J. L., and T. A. Dean. 2003. Monitoring in the nearshore: A process for making reasoned decisions. EVOS Restoration Project 030687 Final Report.

Bodkin, J. L., B. E. Ballachey, T. A. Dean, and D. Esler. 2003. Patterns and processes of population change in selected nearshore vertebrate predators. EVOS Restoration Project 423 Final Report.

Bodkin, J. L., K. A. Kloecker, G. G. Esslinger, D. H. Monson, H. A. Coletti, and J. Doherty. 2003. Sea otter studies in Glacier Bay National Park and Preserve. Annual Report. USGS Alaska Science Center, Anchorage.

Peterson C. H., S. D. Rice, J. W. Short, D. Esler, J. L. Bodkin, B. E. Ballachey, and D. B. Irons. 2003. Long-term ecosystem response to the Exxon Valdez oil spill. Science 302:2082-2086. doi: 10.1126/science.1084282

Robards, M., G. Drew, J. Piatt, J. M. Anson, A. Abookire, J. Bodkin, P. Hooge, and S. Speckman. 2003. Ecology of selected marine communities in Glacier Bay: Zooplankton, forage fish, seabirds and marine mammals. Final Report for Glacier Bay National Park. USGS Alaska Science Center, Anchorage, Alaska, 156 pp.

Ballachey, B. E., J. L. Bodkin, D. H. Monson, and P. W. Snyder. 2002. Sea otters in Prince William Sound, Alaska: Status of recovery 12 years after the Exxon Valdez oil spill. Pp 168 in K. Davies, A. Delach, L. Epstein, and M. Selden (eds.), Carnivores 2002. From the mountains to the sea: A conference on carnivore biology and conservation, 17-20 Nov 2002, Monterey, CA. Defenders of Wildlife.

Bodkin, J. L., B. E. Ballachey, T. A. Dean, A. K. Fukuyama, S. C. Jewett, L. McDonald, D. H. Monson, C. E. O'Clair, and G. R. VanBlaricom. 2002. Sea otter population status and the process of recovery from the 1989 'Exxon Valdez' oil spill. Marine Ecology Progress 241:237-253. [PDF 629kb]

Bodkin, J. L. and D. H. Monson. 2002. Sea otter population structure and ecology on Alaska. Arctic Research of the United States 16:31-35. [PDF 315kb]

Dean, T. A., J. L. Bodkin, A. K. Fukuyama, S. C. Jewett, D. H. Monson, C. E. O'Clair, and G. R. VanBlaricom. 2002. Sea otter (Enhydra lutris) perspective: mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Marine Ecology Progress Series. 241:255-270. [PDF file 165 kb]

Larson, S., R. Jameson, J. Bodkin, M. Staedler and P. Bentzen. 2002. Microsatellite DNA and MTDNA variation within and among remnant and translocated Sea otter (Enhydra lutris), populations. Journal of Mammalogy 83(3):893-906.

Bodkin, J. L., B. E. Ballachey, T. A. Dean, A. K. Fukuyama, S. C. Jewett, L. McDonald, D.H. Monson, C.E. O'Clair, and G.R. VanBlaricom. 2001. Sea otter (Enhydra lutris) perspective: Mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Part A. Sea otter population recovery. Pages 3A.1-3A.28 in L.E. Holland-Bartels (ed.), Mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Exxon Valdez Oil Spill Trustee Council Restoration Project Final Report (Restoration Project 95025-99025), U.S. Geological Survey, Alaska Biological Science Center, Anchorage.

Bodkin, J. L., K. A. Kloecker, G. G. Esslinger, D. H. Monson, and J. D. DeGroot. 2001. Sea otter studies in Glacier Bay National Park and Preserve: Aerial surveys, foraging observations, and intertidal clam sampling. 2000 Annual Report. USGS Alaska Biological Science Center, Anchorage, 83 pp. [PDF file 11.2 mb]

Bodkin, J. L. 2001. Marine mammals: Sea otters. Pp. 2614-2621 in J. Steele, S. Thorpe, and K. Turekian, (eds.) Encyclopedia of Ocean Sciences. Academic Press, London. doi: 10.1006/rwos.2001.0434 [PDF file 282 kb]

Dean, T. A., J. L. Bodkin, A. K. Fukuyama, S. C. Jewett, D. H. Monson, C. E. O'Clair, and G. R. VanBlaricom. 2001. Sea otter (Enhydra lutris) perspective: Mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Part B. Food limitation and the recovery of sea otters in Prince WIlliam Sound. Pages 3B.1-3B.41 in L.E. Holland-Bartels, (ed.), Mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Exxon Valdez Oil Spill Trustee Council Restoration Project Final Report (Restoration Project 95025-99025), U.S. Geological Survey, Alaska Biological Science Center, Anchorage.

Estes, J. A., and J. L. Bodkin. 2001. Marine Otters. In W.F. Perrin, B. Wursig, H.G.M. Thewissen, and C.R. Crumly (eds.), Encyclopedia of Marine Mammals. Academic Press.

Gorbics, C. S. and J. L. Bodkin. 2001. Stock structure of sea otters (Enhydra lutris kenyoni) in Alaska. Marine Mammal Science 17(3):632-647. doi: 10.1111/j.1748-7692.2001.tb01009.x

VanBlaricom, G. R., A. K. Fukuyama, C. E. O'Clair, D. H. Monson, S. C. Jewett, T. K. Gage, T. A. Dean, and J. L. Bodkin. 2001. Sea otter (Enhydra lutris) perspective: Mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Part C. Symmetry of trophic linkages amond sea otters and their prey in Prince William Sound, Alaska: Evidence in the aftermath of the Exxon Valdez oil spill. Pages 3CA.1-3C.57 in L.E. Holland-Bartels (ed.), Mechanisms of impact and potential recovery of nearshore vertebrate predators following the 1989 Exxon Valdez oil spill. Exxon Valdez Oil Spill Trustee Council Restoration Project Final Report (Restoration Project 95025-99025), U.S. Geological Survey, Alaska Biological Science Center, Anchorage.

Bodkin, J. L., A. M. Burdin and D. A. Ryazanov (deceased). 2000. Age- and sex-specific mortality and population structure in sea otters. Marine Mammal Science 16(1):201-219. doi: 10.1111/j.1748-7692.2000.tb00913.x

Bodkin, J. L.. 2000. Sea otters past and present perspectives. Alaska Geographic. 7(2):73-93. [PDF file 1.8 mb]

Dean, T. A., J. L. Bodkin, S. C. Jewett, D. H. Monson, and D. Jung. 2000. Changes in sea urchins and kelp following a reduction in sea otter density as a result of the Exxon Valdez oil spill. Marine Ecology Progress Series 199:281-291. [PDF file 1.1 mb]

Lowry, L., D. DeMaster, and J. L. Bodkin. 2000. Status of marine mammals populations in the Gulf of Alaska. 11th annual Exxon Valdez oil spill syposium 18-January 2000, Anchorage, AK.

Monson, D. H., D. F. Doak, B. E. Ballachey, A. Johnson, and J. L. Bodkin. 2000. Long-term impacts of the Exxon Valdez oil spill on sea otters, assessed through age-dependent mortality patterns. Proceedings of the National Academy of Sciences 97(12):6562-6567. [PDF file 217kb]

Monson, D. H., J. A. Estes, J. L. Bodkin, and D. B. Siniff. 2000. Life history plasticity and population regulation in sea otters. Oikos 90(3):457-468. doi: 10.1034/j.1600-0706.2000.900304.x [PDF file 262 kb]

Bodkin, J. L. and K. A. Kloecker. 1999. Intertidal clam diversity, size, abundance, and biomass in Glacier Bay National Park and Preserve, 1999 Annual Report. U.S. Geological Survey, Biological Resources Division, Anchorage, AK. [PDF file - 520KB]

Bodkin, J. L., B. E. Ballachey, M. A. Cronin and K.T. Scribner. 1999. Population demographics and genetic diversity in remnant and translocated populations of sea otters. Conservation Biology 13(6):1378-1385. doi: 10.1046/j.1523-1739.1999.98124.x [PDF file 548 kb]

Bodkin, J. L, J. A. Ames, R. J. Jameson, A. M Johnson, and G. M. Matson. 1997. Estimating age of sea otters with cementum layers in the first premolar. Journal of Wildlife Management 61(3):967-973. [PDF file - 248KB]

Bodkin, J. L. and B. E. Ballachey. 1997. Sea Otter. Restoration Notebook. Exxon Valdez Oil Spill Trustee Council. 8 pp. [PDF file 2.7 mb]

Scribner, K. T., J. Bodkin, B. Ballachey, S. R. Fain, M. A. Cronin, and M. Sanchez. 1997. Population genetic studies of the sea otter (Enhydra lutris): a review and interpretation of available data. Society for Marine Mammology. Special Publication 3:197-208. [PDF file - 305KB]

Bodkin, J. L. and B. E. Ballachey. 1996. Monitoring the status of wild sea otter populations: Field studies and techniques. Endangered Species Update, University of Michigan 13(12):14-20. [PDF file - 1.7MB]

Cronin, M. A., J. L. Bodkin, B. E. Ballachey, J. A. Estes and J. C. Patton. 1996. Mitochondrial-DNA variation among subspecies and populations of sea otters (Enhydra lutris). Journal of Mammalogy 77(2):546-557. [PDF file - 359KB]

Estes, J. A., D. F. Doak, J. L. Bodkin, R. J. Jameson, D. H. Monson, J. Watt and T. Tinker. 1996. Comparative demography of sea otter populations. Endangered Species Update, University of Michigan 13(12):11-13. [PDF file - 1.6MB]

Shirley, T. C., C. E. O'Clair, S. J. Taggart and J. L. Bodkin. 1996. Sea otter predation on Dungeness crabs in Glacier Bay, Alaska. Pp. 563-576 In: International Symposium on Biology, Management, and Economics of Crabs from High Latitude Habitats, Alaska Sea Grant College Program, Anchorage, Alaska. [PDF file - 297KB]

Bodkin, J. L., R. J. Jameson, and J. A. Estes. 1995. Sea otters in the North Pacific Ocean. Pp. 17-20, in LaRoe, E.T., G.S. Farris, C.E. Puckett, P.D. Doran, and M.J. Mac, eds. 1995. Our living resources: A report to the nation on the distribution, abundance, and health of U.S. plants, animals, and ecosystems. U.S. Department of the Interior, National Biological Service, Washington, DC. 530 pp. [PDF file - 2MB]

Estes, J. A., R. J. Jameson, J. L. Bodkin and D. R. Carlson. 1995. Status and trends of the California sea otter population. Pages 110-112. in LaRoe, E.T., G.S. Farris, C.E. Puckett, P.D. Doran, and M.J. Mac, eds. 1995. Our living resources: A report to the nation on the distribution, abundance, and health of U.S. plants, animals, and ecosystems. U.S. Department of the Interior, National Biological Service, Washington, DC. 530 pp. [PDF file - 201KB]

Udevitz, M. S., J. L. Bodkin, and D. P. Costa. 1995. Detection of sea otters in boat-based surveys of Prince William Sound, Alaska. Marine Mammal Science 11(1):59-71. doi: 10.1111/j.1748-7692.1995.tb00274.x

Ballachey, B. E., J. L. Bodkin and A. R. DeGange. 1994. An overview of sea otter studies. Pp. 47-59 in T. Loughlin (ed.) Marine Mammals and the Exxon Valdez. Academic Press, San Diego, CA. [PDF file - 356KB]

Bodkin, J. L. and M. S. Udevitz. 1994. An intersection model for estimating sea otter mortality along the Kenai Peninsula. Pp. 81-95 in T. R. Loughlin, ed. Marine mammals and the Exxon Valdez. Academic Press, Inc., Orlando, Florida, USA. [PDF file - 352KB]

Doroff, A. M. and J. L. Bodkin. 1994. Sea otter foraging behavior and hydrocarbon levels in prey. pages 193-208 in T. Loughlin (ed.) Marine Mammals and the Exxon Valdez. Academic Press, San Diego, CA. [PDF file - 1.4MB]

Bodkin, J., D. Mulcahy and C. Lensink. 1993. Age-specific reproduction in female sea otters (Enhydra lutris) from south-central Alaska: analysis of reproductive tracts. Canadian Journal of Zoology 71(9):1811-1815. [PDF file - 278KB]

Cowen, R. and J. Bodkin. 1993. Annual and Spatial Variation of the Kelp Forest Fish Assemblage at San Nicolas Island, California. Third California Islands Symposium, pp. 463-473. [PDF file - 323KB]

Bodkin, J. L. and L. B. Browne. 1992. Molt frequency and size class distribution in the California spiny lobster (Panulirus interruptus), at San Nicolas Island, California. Calif. Fish Game 78(4):136-144. [PDF file - 200KB]

Osborne, T. O., T. F. Parigi, J. L. Bodkin, A. J. Loranger and W. N. Johnson. 1992. Extent, causes and timing of moose calves mortality in western interior Alaska. Alces 27:24-30. [PDF file - 210KB]

Bodkin, J., and R. Jameson. 1991. Patterns of seabird and marine mammal carcass deposition along the central California coast, 1980-1986. Canadian Journal of Zoology 69:1149-1155. [PDF file - 295KB]

Bodkin, J. L. 1988. Effects of kelp forest removal on associated fish assemblages in central California. Journal of Experimental Marine Biology and Ecology 117(3):227-238. doi: 10.1016/0022-0981(88)90059-7 [PDF file - 817KB]

Bodkin, J. L., G. R. VanBlaricom, and R. J. Jameson. 1987. Mass mortalities of nearshore fishes following a period of large, long period storm swells. Environmental Biology of Fishes 18(1):73-76. [PDF file - 109KB]

Bodkin, J. L. 1986. Fish assemblages in Macrocystis and Nereocystis kelp forests off Central California. U.S. Fishery Bulletin 84(4):799-808. [PDF file - 349KB]

Jameson, R. J. and J. L. Bodkin. 1986. An incidence of twinning in the sea otter (Enhydra lutris). Marine Mammal Science 2(4):304-309. [PDF file - 104KB]

Bodkin, J. L., R. J. Jameson and G. R. VanBlaricom. 1985. Pup production, abundance, and breeding distribution of northern elephant seals at San Nicolas Island, winter 1981. Calif. Fish Game 71(1):53-59. [PDF file - 84KB]

VanBlaricom, G. R., D. C. Reed, C. Harrold, and J. L. Bodkin. 1985. A sublittoral population Pleurophycus gardneri Setchell and Saunders 1900 (Phaeophyceae: Laminariaceae) in Central California. Bull. S. Calif. Acad. Sci. 84(3).

Websites of Interest

Sea Otter and Nearshore Marine Ecology Research

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