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USGS Study Tracks Pacific Walrus, Observes Effects of Arctic Sea Ice Loss on Behavior

By Guest PostNovember 15, 2012Environment, NatureArctic, Arctic sea ice, behavioral change, chukchi sea, ecosystems, feeding grounds, female walrus, gas, geoffrey haskett, hanna shoal region, iconic arctic species, lease blocks, marcia mcnutt, marine mammals, melting, mortality, northern, oil, pacific walruses, polar bears, russian scientists, s a sonsthagen, sea ice, summer, trampling, U.S. Geological Survey, walrus population

ANCHORAGE, Alaska — Sparse summer sea ice in the Arctic over the past five years has caused behavioral changes in Pacific walruses according to research published by U.S. Geological Survey and Russian scientists. The effects on the walrus population are unknown.

“The loss of sea ice is the ‘why’ for the change in walrus behavior; the tracking data tells us the ‘where’ in terms of their new forage patterns,” said USGS Director Marcia McNutt. “What awaits to be seen is ‘how much will it matter?'” (more…)

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USGS Study Tracks Pacific Walrus, Observes Effects of Arctic Sea Ice Loss on Behavior