Survival and breeding of polar bears in the southern Beaufort Sea in relation to sea ice

1. Observed and predicted declines in Arctic sea ice have raised concerns about marine mammals. In May 2008, the US Fish and Wildlife Service listed polar bears (Ursus maritimus) - one of the most ice-dependent marine mammals - as threatened under the US Endangered Species Act. 2. We evaluated the e...

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Veröffentlicht in:	The Journal of animal ecology 2010-01, Vol.79 (1), p.117-127
Hauptverfasser:	Regehr, Eric V., Hunter, Christine M., Caswell, Hal, Amstrup, Steven C., Stirling, Ian
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal and plant ecology Animal ecology Animal reproduction Animal, plant and microbial ecology Animals Arctic Regions Biological and medical sciences Breeding Climate Change Climatology. Bioclimatology. Climate change Demography Earth, ocean, space Ecological modeling Endangered & extinct species Exact sciences and technology External geophysics Female Fundamental and applied biological sciences. Psychology General aspects habitat loss Human ecology Ice life-cycle graph Male Marine Marine ecology Meteorology Oceans and Seas Parametric models Polar bears Population Dynamics Reproduction - physiology Sea ice Seas stage-specific vital rates Survival analysis Ursidae - physiology Ursus maritimus
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