Last edited by Maramar
Saturday, August 1, 2020 | History

2 edition of Mortality and reproduction of female sea otters in Prince William Sound, Alaska found in the catalog.

Mortality and reproduction of female sea otters in Prince William Sound, Alaska

Charles Warren Monnett

Mortality and reproduction of female sea otters in Prince William Sound, Alaska

by Charles Warren Monnett

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Published by U.S. Fish and Wildlife Service, Alaska Fish and Wildlife Research Center in Anchorage, AK .
Written in English

    Subjects:
  • Sea otter -- Effect of oil spills on -- Alaska -- Prince William Sound,
  • Sea otter -- Alaska -- Prince William Sound -- Reproduction,
  • Sea otter -- Mortality -- Alaska -- Prince William Sound,
  • Oil spills and wildlife -- Alaska -- Prince William Sound

  • Edition Notes

    Other titlesExxon Valdez oil spill state/federal natural resource damage assessment final report
    StatementCharles Monnett, Lisa Mignon Rotterman ; submitted to EVOS Trustee Council.
    SeriesMarine mammal study -- 6-13
    ContributionsRotterman, Lisa Mignon., Alaska Fish and Wildlife Research Center (U.S.)
    Classifications
    LC ClassificationsQL737.C25 M6633 1995
    The Physical Object
    Paginationiv, 12 p. :
    Number of Pages12
    ID Numbers
    Open LibraryOL23740004M
    LC Control Number2009438389

    Research and monitoring activities over the 28 years since the T/V Exxon Valdez ran aground and spilled oil into Prince William Sound, Alaska have led to an improved understanding of how wildlife populations were damaged, as well as the mechanisms and timelines of recovery. A key finding was that for some species, such as harlequin ducks and sea otters, chronic oil spill effects persisted for   Modeling the Effects of Mortality on Sea Otter Populations spill in Prince William Sound, Alaska, reduced the sea otter population by as many as several thousand animals (Garrott and others, ), with recovery delayed for at least 12 years the effects of imposing additional male and female mortality on population trajectories, and (3

    Adult female sea otters (Enhydra lutris) were instrumented with implanted radio-transmitters in Prince William Sound (PWS), Alaska, and survival rates were estimated for their dependent ://   Movements of Weanling and Adult Female Sea Otters in Prince William Sound, Alaska, after the T/V Exxon Valdez Oil Spill Marine Mammal Study Final Report Studv History: Marine Mammal Study 6 ("6), titled Assessment of the Magnitude, Extent, and Duration of Oil Spill Impacts on Sea Oner Populations in Ahh, was initiated in as part of the Natural Resource Damage Assessment (NRDA)

    Between and , the number of sea otters in the spill-area of Prince William Sound increased by about to nearly However, at Knight Island, where oil exposure and sea otter mortality in was most severe, no increase has been ://   and Prince William Sound began in Sea otters from Amchitka and Prince William Sound were translocated to Oregon, Washington, British Columbia, and several locations in southeastern Alaska. With the exception of Oregon, these trans-locations have resulted in the establishment of successful colonies. Population growth rates of


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Mortality and reproduction of female sea otters in Prince William Sound, Alaska by Charles Warren Monnett Download PDF EPUB FB2

BibTeX @MISC{Mom95mortalityand, author = {Charles Mom and Lisa Mignon Rotterman and U. Fish and Wildlife Service and Charles Mom and Lisa Mignon Rottennan and U. Fish and Wildlife Service and Charles Monnett and Lisa Mignon Rottennan}, title = {Mortality and Reproduction of Female Sea Otters in Prince William Sound, Alaska}, year = {}}?doi=   Mortality and Reproduction of Female Sea Otters in Prince William Sound, Alaska Marine Mammal Study Final Report Studv History: Marine Mammal Study 6 ("6).

titled Assessment of the Magnitude, Extent, and Duration of Oil Spill Impacts on Sea Otter Populations in Alaska, was initiated in as part of the Natural Resource Damage Assessment (NRDA) Mortality and Reproduction of Female Sea Otters in Prince William Sound, Alaska By Charles Mom, Lisa Mignon Rotterman, U.

Fish, Wildlife Service, Charles Mom and Lisa Mignon RottennanU. First premolars extracted from 46 Mortality and reproduction of female sea otters in Prince William Sound sea otters (Enhydra lutris) in Prince William Sound, Alaska, were used to ascertain age by counting cementum annuli in stained, longitudinal :// Movements of weanling and adult female sea otters in Prince William Sound, Alaska, after the t/v Exxon Valdez oil spill.

Marine mammal study Exxon Valdez oil spill state/federal natural resource damage assessment final report. United States: N. p., ://   Ninety-six adult female sea otters and 64 weanling sea otters were instrumented with implanted radio-transmitters in Prince William Sound during and monitored until November, Observations of the movements of adult female and weanling sea otters in prince William Sound indicated no tendency for individuals to emigrate from, or   11% from Prince William Sound in southcentral Alaska) were translocated to six sites in southeast Alaska (Jameson et al.

In the first 20 years following translocation, these populations increased in numbers and expanded their range (Pitcher ). Nearly all of the current population estimates for the Southeast Alaska stock were   PHENOTYPIC PLASTICITY IN AGE AT FIRST REPRODUCTION OF FEMALE NORTHERN SEA OTTERS (ENHYDRA LUTRIS KENYONI) VANESSA R.

VON BIELA,* VERENA A. GILL,JAMES L. BODKIN, AND JENNIFER M. BURNS Department of Biological Sciences, University of Alaska Anchorage, Providence Drive, Anchorage, AKbiela et al mamm-apdf.

Synthesis of Nearshore Recovery following the Exxon Valdez Oil Spill: Sea Otter Liver Pathology and Survival in Western Prince William Sound, –, Exxon Valdez Oil Spill Restoration Project Final Report (Restoration Projects and a). A Population Model for Sea Otters in Western Prince William Sound.

Restoration Project Final Report Study Historv: Restoration ProjectSea Otter Population Demographics in Areas Affected by the &on Valdez Oil Spill, was initiated in The population model A 63% decline in harbor seal numbers also occurred in Prince William Sound during Although seal numbers in the Kodiak area have been steadily increasing since the early s and seal numbers in PWS began to stabilize and show signs of increase inboth populations remain severely depressed compared to pre-decline population ://?adfg= @article{osti_, title = {Trial aerial survey of sea otters in Prince William Sound, Alaska, Restoration project Exxon Valdez oil spill restoration project final report}, author = {Bodkin, J.L.

and Udevitz, M.S.}, abstractNote = {We developed an aerial survey method for sea otters, using a strip transect design where otters observed in a strip along one side of the aircraft Sea otters are carnivores in the family Mustelidae—a group of animals that also includes terrestrial and semi-aquatic forms such as weasels, badgers, skunks, fishers, minks, and river otters are the only fully aquatic form of otters, but they share features with the others such as thick fur and short :// Sea otters average four to five feet long and weigh 80 pounds, but they can be as much as six feet and pounds.

The sea otter lacks the blubber, and consequently size, that all other warm-blooded sea animals need to stay warm. In place of blubber, sea otters have a dense coat of luxuriously soft Mortality and reproduction of female sea otters in Prince William Sound, Alaska. Marine mammal study Exxon Valdez oil spill state/federal natural resource damage assessment final report   Mortality and Reproduction of Sea Otters Oiled and Treated as a result of the &on Valdez Oil Spill Marine Mammal Study Final Report Studv History: Marine Mammal Study 7 ("7).

titled Mortality and Reproduction of Sea Oners Oiled and Treated as a Result of the =on Valdez Oil Spill was initiated in as part of the Natural Resource Damage Assessment (NRDA) @article{osti_, title = {Effects of the Exxon Valdez oil spill on the abundance and distribution of humpback whales (`megaptera novaeangliae`) in Prince William Sound.

Marine mammal study number 1. Exxon Valdez oil spill state/federal natural resource damage assessment final report}, author = {Dahlheim, M E and Von Ziegesar, O}, abstractNote = {Photo-identification studies of Prince The average inter‐birth interval was d.

Two methods of estimating pup survival to weaning gave values of and Pups either remained with a female less than 80 or more than d. Early mortality of dependent pups appears to be more frequent in California than in Prince William Sound, :// Male sea otters hold large territories, and do not use long-distance advertisement, so must spend much time patrolling: on average, territory holders spent 17% of their time in this activity in Prince William Sound, Alaska (Pearson and Davis, ).

One of the remnant sea otter populations sur­ vived in the bays and coves of southwestern Prince William Sound (PWS). At least otters were present at Montague Island in Surveys in and provided counts of and 2,5 respectively.

Bywhen 4, were counted, sea otters were distributed. In Emergency Care and Rehabilitation of Oiled Sea Otters: A Guide for Oil Spills Involving Fur-Bearing Marine Mammals, edited by T. M. Williams and R. W. Davis. Fairbanks.

Fairbanks. University of Alaska Press. Detection of sea otters in boat-based surveys of Prince William Sound, Alaska. Marine mammal study Exxon Valdez oil spill state/federal natural resource damage assessment final reportSea otters are diurnal mammals that inhabit the Pacific Ocean off the coasts of North America and Asia.

These carnivorous creatures are one of the few mammals to exhibit tool use and use rocks to break open prey. As social creatures, sea otters spend much of their time floating on their backs in small ://