Search Results - "Withrow, David E."
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A Bayesian Analysis of Abundance, Trend, and Population Viability for Harbor Seals in Iliamna Lake, Alaska
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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Harbor seal population decline in the Aleutian Archipelago
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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THE ABUNDANCE OF HARBOR SEALS IN THE GULF OF ALASKA
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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STABILITY IN THE PROPORTION OF HARBOR SEALS HAULED OUT UNDER LOCALLY IDEAL CONDITIONS
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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Spotted Seals, Phoca largha, in Alaska
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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Calving Intervals of Bowhead Whales Established Through Photographic Identifications
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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