Search Results - "Withrow, David E."

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  1. 1

    A Bayesian Analysis of Abundance, Trend, and Population Viability for Harbor Seals in Iliamna Lake, Alaska by Boveng, Peter L., Hoef, Jay M. Ver, Withrow, David E., London, Josh M.

    Published in Risk analysis (01-09-2018)
    “…Harbor seals in Iliamna Lake, Alaska, are a small, isolated population, and one of only two freshwater populations of harbor seals in the world, yet little is…”
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    Journal Article
  2. 2

    Harbor seal population decline in the Aleutian Archipelago by Small, Robert J, Boveng, Peter L, Byrd, G. Vernon, Withrow, David E

    Published in Marine mammal science (01-10-2008)
    “…Populations of Steller sea lions, northern fur seals, and northern sea otters declined substantially during recent decades in the Bering Sea and Aleutian…”
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    Journal Article
  3. 3

    THE ABUNDANCE OF HARBOR SEALS IN THE GULF OF ALASKA by Boveng, Peter L., Bengtson, John L., Withrow, David E., Cesarone, Jack C., Simpkins, Michael A., Frost, Kathsyn J., Burns, John J.

    Published in Marine mammal science (01-01-2003)
    “…The abundance of harbor seals (Phoca vitulina richardii) has declined in recent decades at several Alaska locations. The causes of these declines are unknown,…”
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    Journal Article
  4. 4

    STABILITY IN THE PROPORTION OF HARBOR SEALS HAULED OUT UNDER LOCALLY IDEAL CONDITIONS by Simpkins, Michael A., Withrow, David E., Cesarone, Jack C., Boveng, Peter L.

    Published in Marine mammal science (01-10-2003)
    “…We monitored the haul‐out behavior of 68 radio‐tagged harbor seals (Phoca vitulina) during the molt season at two Alaskan haul‐out sites (Grand Island,…”
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    Journal Article
  5. 5

    Spotted Seals, Phoca largha, in Alaska by RUGH, D.J, SHELDEN, K.E.W, WITHROW, D.E

    Published in Marine fisheries review (22-12-1997)
    “…The worldwide literature on management of spotted seals, Phoca largha, was reviewed and updated, and aerial surveys were flown in 1992 and 1993 to determine…”
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  6. 6

    Calving Intervals of Bowhead Whales Established Through Photographic Identifications by Rugh, David J., Miller, Gary W., Withrow, David E., Koski, William R.

    Published in Journal of mammalogy (01-08-1992)
    “…Three bowhead whales were found with calves more than once in interyear comparisons of aerial photographs. These indicated calving intervals of 4, 4, and 7…”
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