USFWS
Marine Mammals Management
Alaska Region

 

Sea Otter

REPORTS

To receive a copy of a publication or report listed here, please contact:
Marine Mammals Management, U.S. Fish & Wildlife Service
1011 E. Tudor Road, Anchorage, Alaska 99503
or call 907-786-3800

2008 Final Stock Assessment Reports

Sea Otter - Southwest Alaska Stock (pdf)
Sea Otter - Southcentral Alaska Stock (pdf)
Sea Otter - Southeast Alaska Stock (pdf)

Federal Register Notice (pdf)


For more information, and for Stock Assessment Reports on other marine mammals, visit the National Marine Fisheries Service web site.

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Publications

2009

Gill, V.A., A.M. Doroff, and D. Burn.  2009.  Aerial Surveys of Sea Otters Enhydra lutris in Kachemak, Alaska 2008.  U.S. Fish and Wildlife Service report for Army Corps of Engineers.  MIPR # WC1JUW80880784. 21pp.

Goldstein, T., J.A.K. Mazet, V.A. Gill, A.M. Doroff, K.A. Burek, and J.A. Hammond. 2009. Phocine distemper virus in northern sea otters in the Pacific Ocean, Alaska, USA. Journal of Emerging Diseases 15(6): 925-927.

Goldstein, T., J.A.K. Mazet, V.A. Gill, A.M. Doroff, K.A. Burek, and J.A. Hammond.  2009.  Phocine distemper virus in northern sea otters in the Pacific Ocean, Alaska, USA. Journal of Emerging Diseases 15(6): 925-927.

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. Bodkin and  A.M. Doroff (in review).  Assessment of health and pathogen exposure in sea otters (Enhydra lutris) on the western and eastern extent of a threatened population.  Journal of Wildlife Diseases.

Hart, K, V.A. Gill, and K. Kannan.  2009.  Temporal Trends (1992-2007) of Perfluorinated Chemicals (PFCs) in Northern Sea Otters (Enhydra lutris kenyoni) from South-central Alaska.  Archives of Environmental Contamination and Toxicology 56(3): 607-614.

Von Biela, V.R., V.A. Gill, J.L. Bodkin, and J.M. Burns. 2009. Phenotypic plasticity in the average age of first reproduction in northern sea otters (Enhydra lutris kenyoni). Journal of Mammalogy 90(5):1224-1231

2008

Hart, K, V.A. Gill, and K. Kannan. 2008. Temporal Trends (1992-2007) of Perfluorinated Chemicals (PFCs) in Northern Sea Otters (Enhydra lutris kenyoni) from South-central Alaska. Archives of Environmental Contamination and Toxicology First Online. DOI 10.1007/s00244-008-9242-2

Von Biela, V.R, W. J. Testa, V.A. Gill, and J. M. Burns.  2008.  Evaluating cementum annuli to determine past reproduction in northern sea otters.  Journal of Wildlife Management 72(3): 618–624.

Von Biela, V.R, W. J. Testa, V.A. Gill, and J. M. Burns. 2008. Evaluating cementum annuli to determine past reproduction in northern sea otters. Journal of Wildlife Management 72(3): 618-624.

2005

Burn, D.M. and A.M. Doroff.  2005.  Decline in sea otter (Enhydra lutris) populations along the Alaska Peninsula, 1986-2001.  Fishery Bulletin 103:270-279.

Estes, J.A., M.T. Tinker, A.M. Doroff, and D.M. Burn.  2005.  Continuing sea otter population declines in the Aleutian archipelago.  Marine Mammal Science.  21:169-172.

2004

Burek, K.A. V.A. Gill, N. Bronson, and P. Tuomi.  2005.  A pictorial guide to sea otter anatomy and necropsy findings.  USFWS unpublished report.  44pp.

2003

Burn, D.M. and A.M. Doroff. Submitted. The northern sea otter (Enhydra lutris kenyoni): population declines along the Alaska Peninsula 1986-2001. Fishery Bulletin.

Burn, D.M., A.M. Doroff, M.T. Tinker. In press. Carrying capacity and pre-decline abundance of sea otters (Enhydra lutris kenyoni) in the Aleutian Islands. Northwest Naturalist.

Doroff, A.M., J.A. Estes, M.T. Tinker, D.M. Burn, and T.J. Evans. 2003. Sea otter population declines in the Aleutian archipelago. Journal of Mammalogy 84(1):55-64.

Doroff, A.M., D.M. Burn, and R.A. Stovall. Submitted. Unexpected population declines of sea otters in the Kodiak archipelago, Alaska. Journal of Wildlife Management.

2001

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.

1994

Burn, D.M. 1994. Boat-based population surveys of sea otters in Prince William Sound. Pp. 61-80 in: Marine Mammals and the Exxon Valdez. T. Loughlin (Ed.) Academic Press, Inc.

DeGange, A.R., A.M. Doroff, and D.H. Monson. 1994. Experimental recovery of sea otter carcasses at Kodiak Island, Alaska, following the Exxon Valdez oil spill. Marine Mammal Science 10(4):492-496.

Doroff, A.M. and J.L. Bodkin. 1994. Sea otter foraging behavior and hydrocarbon levels in prey following the Exxon Valdez oil spill in Prince William Sound, Alaska. In: Marine Mammals and Oiling. Ed. T.R. Loughlin. Academic Press.

Doroff, A.M. and A.R. DeGange. 1994. Sea otter prey composition and foraging success in the northern Kodiak archipelago. Fishery Bulletin 92:704-710 (1994).

1993

Garrott, R.A., L.L. Eberhardt, and D.M. Burn. 1993. Mortality of sea otters in Prince William Sound following the Exxon Valdez oil spill. Marine Mammal Science. 9(4):343-359.

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UnpublishedTechnical Reports

2009

Gill, V.A., A.M. Doroff, and D. Burn. 2009. Aerial Surveys of Sea Otters Enhydra lutris in Kachemak, Alaska 2008. U.S. Fish and Wildlife Service report for Army Corps of Engineers. MIPR # WC1JUW80880784. 21pp.

2007

Gill, V.A. and D. Burn. 2007. Aerial Surveys of Sea Otters Enhydra lutris in Yakutat Bay, Alaska 2005. U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report: MMM 2007-01. 18pp.

Von Biela, V.R. and V.A. Gill. 2007. Analysis of the Sea Otter (Enhydra lutris) Reproductive Tract: A Methods Manual. U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report: MMM 2007-02. 24pp.

2006

Gill, V.A. 2006. Marine Mammal Unusual Mortality event initiation protocol for northern sea otters. Unpublished USFWS report. 11pp.

2007

Gill, V.A. and D. Burn.  2007.  Aerial Surveys of Sea Otters Enhydra lutris in Yakutat Bay, Alaska 2005.  U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report: MMM 2007-01. 18pp.

Von Biela, V.R. and V.A. Gill.  2007.  Analysis of the Sea Otter (Enhydra lutris) Reproductive Tract:  A Methods Manual.  U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report: MMM 2007-02. 24pp.

2002

Doroff, A.M., D.M. Burn and J.A. Haddix. 2002. Skiff-based surveys of sea otters (Enhydra lutris) in the Semidi Islands and outer Shumagin Islands of the Alaska Peninsula, May 2002. Internal report. U.S. Fish and Wildlife Service, Marine Mammals Management, 1011 E. Tudor Road, Anchorage, Alaska 99503. 15 pp.

U.S. Fish and Wildlife Service. 2002a. Stock assessment for sea otters (Enhydra lutris) - southwest Alaska Stock. 8 pp.: Available on our web site under Stock Assessment Reports

U.S. Fish and Wildlife Service. 2002b. Stock assessment for sea otters (Enhydra lutris) - southcentral Alaska Stock. Marine Mammal Protection Act Stock Assessment Report. 6 pp. Available on our web site under Stock Assessment Reports.

U.S. Fish and Wildlife Service. 2002c. Stock assessment for sea otters (Enhydra lutris) - southeast Alaska Stock. Marine Mammal Protection Act Stock Assessment Report. 6 pp. Available on our web site under Stock Assessment Reports.

 

2001

Ballachey, B.E., C.S. Gorbics, and A.M. Doroff. 2001. Sea otter mortality in Orca Inlet, Prince William Sound, Alaska, winter 1995-1996. U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report: MMM 01-1. 23 pp.

U.S. Fish and Wildlife Service. 2001a. Standard methods to assess over winter mortality trends in sea otter populations in Alaska. Marine Mammals Management, Anchorage, Alaska. 7 pp.

U.S. Fish and Wildlife Service. 2001b. Population trend surveys as an index to abundance and distribution of sea otters: a standard protocol in Alaska. Marine Mammals Management, Anchorage, Alaska. 10 pp.

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1999

Doroff, A.M. and M. Roy. 1999. Sea Otter Surveys of Izembek Lagoon, Alaska: a Pilot Study. U.S. Fish and Wildlife Service, Marine Mammals Management, Anchorage, Alaska. 6 pp.

1997

Doroff, A.M. and C. Gorbics. 1997. Sea otter surveys of Yakutat Bay and adjacent Gulf of Alaska coastal areas - Cape Hinchinbrook to Cape Spencer 1995-1996. Final Report to Minerals Management Service. Interagency Agreement No. 05059. 23 pp.

Doroff, A.M. and D. Mulcahy. 1997. A field guide to general necropsy and tissue collection for sea otters (Enhydra lutris) in Alaska. U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report MMM 97-3. 49 pp.

Evans, T.J., D.M. Burn, and A.R. DeGange. 1997. Distribution and relative abundance of sea otters in the Aleutian archipelago. U.S. Fish and Wildlife Service, Marine Mammals Management Technical Report MMM 97-5.

1996

Doroff, A.M. and J.L. Bodkin. 1996. Sea otter foraging behavior and hydrocarbon levels in prey following the Exxon Valdez oil spill in Prince William Sound, Alaska. Exxon Valdez Oil Spill State/Federal Nat Natural Resources Damage Assessment Marine Mammal Study 6-8. Final Report. 33 pp.

1995

Doroff, A.M. and A.R. DeGange. 1995. Experiments to determine drift patterns and rates of recovery of sea otter carcasses following the Exxon Valdez oil spill. Exxon Valdez Oil Spill State/Federal Natural Resources Damage Assessment Marine Mammal Study 6-9. Final Report. 13 pp.

1994

U.S. Fish and Wildlife Service. 1994. Conservation plan for the sea otter in Alaska. Marine Mammals Management, Anchorage, Alaska. 44 pp.

1993

Doroff, A.M., A.R. DeGange, C. Lensink, B.E. Ballachey, J.L. Bodkin, and D. Bruden. 1993. Recovery of sea otter carcasses following the Exxon Valdez oil spill. Pp. 285-288 in: Exxon Valdez Oil Spill Symposium, Program and Abstracts. 365 pp.

Last updated: October 20, 2009