February 2014 Seals, walruses and polar bears rely on seasonal - TopicsExpress



          

February 2014 Seals, walruses and polar bears rely on seasonal sea ice for habitat and must adapt to the sudden loss of ice, while migratory species such as whales appear to be finding new prey, altering migration timing and moving to new habitats. Marine mammals can act as ecosystem sentinels because they respond to climate change through shifts in distribution, timing of their movements and feeding locations, said Sue Moore, Ph.D., a NOAA oceanographer, who spoke today at the annual meeting of the American Association for the Advancement of Science in Chicago. These long-lived mammals also reflect changes to the ecosystem in their shifts in diet, body condition and physical health. Read more at: phys.org/news/2014-02-noaa-arctic-marine-mammals-ecosystem.html#jCp
Posted on: Tue, 25 Nov 2014 21:56:50 +0000

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