Tag Archives: subpopulations

Winter sea ice habitat for polar bears still abundant enough to sustain a thriving species

Posted on April 10, 2023 | Comments Off on Winter sea ice habitat for polar bears still abundant enough to sustain a thriving species

In contrast to summer sea ice, winter ice in the Arctic was again abundant this year. The slight decline since 1979 has so far been no cause for concern to polar bears, who are thriving.

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Posted in Life History, Sea ice habitat

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Tracking Western Alaskan polar bears in the Beaufort in Sept – all 3 chose Canada

Posted on October 5, 2016 | Comments Off on Tracking Western Alaskan polar bears in the Beaufort in Sept – all 3 chose Canada

All three polar bear females tagged in the Southern Beaufort Sea far west of Kaktovik (near Barrow) spent all or most of September onshore in the Northern Beaufort area of Canada.

beaufort-tracking-usgs-bear-movements-september-2016-lg-closeup

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Beaufort Sea polar bear subpopulation boundary has been changed

Posted on October 27, 2014 | Comments Off on Beaufort Sea polar bear subpopulation boundary has been changed

Environment Canada recently posted a set of maps on its website that show it has moved the boundary between the polar bear subpopulation it shares with the USA — without a word to the media or a note anywhere.

EC S_N Beaufort boundary change Sept 8 2014_cropped PolarBearScience

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