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2018-01-01
Sea ice is declining in the Arctic, resulting in the loss of valuable habitat that polar bears need to hunt seals. Polar bears feed on seals when the sea ice is formed and enter a fasting period after the sea ice breaks up in the summer. When sea ice breaks up earlier, bears may seek out other...
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Monitoring Ecosystem Dynamics in the Beaufort Sea using Stable Isotopes in Polar Bears (Ursus maritimus) and Ringed Seals (Pusa hispida)
DownloadSpring 2019
Extensive declines in sea ice extent and thickness are occurring within the Arctic and are projected to continue in the future due to amplified polar warming. As a result, community composition and structure are changing within Arctic ecosystems. Animal diets are influenced by accessibility and...