People interested in this post might be interested in polarbearsinternational (dot) org which has
collared bear tracking and compare their locations in the Beaufort sea to the current condition of the Arctic sea ice such as at the National Snow and Ice data center, nsidc (dot) org or the University of Bremen maps.
Not exact matches
After
tracking down female
bears without cubs, the researchers fitted the animals with a camera
collar.
To measure polar
bears» energy expenditure during the summer months, Whiteman and his colleagues used satellite
collars to
track the movement of individual
bears, both on shore and on ice.
In order to
track and observe the
bears, we realized that we would have to put radio
collars on them — a job that requires the skills of a hunter, a veterinarian, and a biologist.
Researchers used GPS
collars to
track the movements of black
bears in Sequoia National Park while measuring the their natural food levels.
The
bears were weighed and measured and fitted with
tracking collars.
The researchers
tracked 52 females from 2004 to 2009 (I was told that the necks of male
bears are too thick to accommodate radio
collars), then compared the recorded
tracks of the
bears with maps of sea ice through the same period.
The scientists used
collars that
tracked bears» movements and metabolic rates.
Tagged Alaska Science Center, Beaufort Sea, Chukchi Sea, females with radio
collars, Regehr, Rode, satellite radio
collars, summer ice minimum, summer sea ice, swimming polar
bears,
tracking polar
bears by satellite, US Fish, us geological survey, USGS
Analysis of movement data from mark - recapture studies and
tracking of adult female
bears with satellite radio
collars indicated that there are two populations of polar
bears in the area, one that inhabits the west coast of Banks Island and Amundsen Gulf and a second that is resident along the mainland coast from about Baillie Islands in Canada to approximately Icy Cape in Alaska.