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Federal
Multistate Capture and Search Data from the Southern Beaufort Sea Polar Bear Subpopulation in Alaska, 2001-2016 12 recent views
Department of the Interior —
This data release contains two tables of information on polar bear distributions in the southern Beaufort Sea during spring, from 2001 to 2016. One table provides... -
Federal
Mapping Data of Polar Bear Maternal Den Habitat, National Petroleum Reserve–Alaska (NPR-A) 11 recent views
Department of the Interior —
These are geospatial data that characterize the distribution of polar bear denning habitat on the National Petroleum Reserve–Alaska (NPR-A). Two datasets are included... -
Federal
Catalogue of Polar Bear (Ursus maritimus) Maternal Den Locations in the Beaufort and Chukchi Seas and Nearby Areas, 1910–2018
Department of the Interior —
This data reports on the approximate locations and methods of discovery of 530 polar bear (Ursus maritimus) maternal dens observed in the Beaufort and Chukchi seas... -
Federal
GPS Location Data from Polar Bears (Ursus maritimus) Instrumented on Land, Western Hudson Bay, Canada, 2019-2022
Department of the Interior —
This dataset is one table with GPS locations collected by satellite-linked GPS receivers on collars (Vertex Plus collar with camera option, Vectronic Aerospace GmbH,... -
Federal
Polar Bear Fall Coastal Survey Data from the Southern Beaufort Sea of Alaska, 2010-2013
Department of the Interior —
This data set is one table with observations of polar bears located during aerial surveys along the coast and barrier islands of the southern Beaufort Seas during... -
Federal
Fatty Acid Composition of Polar Bear Adipose Tissue and Ringed and Bearded Seal Blubber Collected in the Chukchi Sea, 2008-2017
Department of the Interior —
These data are the fatty acid compositions (in %) of adipose tissue samples collected from polar bears and of blubber samples collected from ringed and bearded seal... -
Federal
Denning Phenology, Den Substrate, and Reproductive Success of Female Polar Bears (Ursus maritimus) in the Southern Beaufort Sea 1986-2013 and the Chukchi Sea 1987-1994
Department of the Interior —
These data represent estimates of den entrance and exit dates for female polar bears in the southern Beaufort and Chukchi Seas based on temperature sensor data... -
Federal
Archival Logger Data from Female Polar Bears (Ursus maritimus) of the Southern Beaufort Sea by the USGS, April 2014-2016
Department of the Interior —
This dataset contains archival logger data containing measures of tri-axial acceleration and conductivity for 6 female polar bears in the southern Beaufort Sea in... -
Federal
Polar Bear Continuous Time-Correlated Random Walk (CTCRW) Location Data Derived from Satellite Location Data, Chukchi and Beaufort Seas, July-November 1985-2017
Department of the Interior —
This dataset consists of one table with estimated locations of adult female polar bears during July-November 1985-2017, used for quantifying changes in summer land... -
Federal
Mercury Concentrations, Diet, and Gut Microbiota Diversity of Southern Beaufort Sea Polar Bears, 2008-2019
Department of the Interior —
This dataset is two tables with data collected and derived from polar bears sampled in Alaska’s southern Beaufort Sea during 2008-2019. Collected data includes... -
Federal
Data Used to Compare Photo-Interpreted and IfSAR-Derived Maps of Polar Bear Denning Habitat for the 1002 Area of the Arctic National Wildlife Refuge, Alaska, 2006-2016
Department of the Interior —
These are geospatial data that characterize the distribution of polar bear denning habitat in the 1002 Area of the Arctic National Wildlife Refuge, Alaska. They were... -
Federal
Southern Beaufort Sea Polar Bear Diet and Gut Microbiota Data, 2015-2019
Department of the Interior —
This dataset is one table with data collected and derived from polar bears sampled in Alaska's southern Beaufort Sea during 2015-2019. Data include demographic and... -
Federal
Behavior and Diet Data Derived from Video Camera Collars on Polar Bears (Ursus maritimus) Instrumented on Land, Western Hudson Bay, Canada, 2019-2022
Department of the Interior —
This dataset is one table with time-linked behavior data derived from video camera collars on polar bears on land near Churchill, Manitoba, Canada. Eighteen polar... -
Federal
Estimated Post-Emergence Period for Denning Polar Bears of the Chukchi and Beaufort Seas
Department of the Interior —
These data are estimates of den emergence date, den site departure dates, and duration at den sites as well as post-emergence observations for female polar bears... -
Federal
Innate Immunity and Stress and Reproductive Hormone Metrics for Southern Beaufort Sea Polar Bears, 2013-2015
Department of the Interior —
These were data collected from polar bears from the Southern Beaufort Sea during the spring between 2013 and 2015. Data include individual identification, demographic... -
Federal
Diet Estimates of Southern Beaufort Sea Polar Bears, 2004-2016
Department of the Interior —
These were data collected from polar bears from the southern Beaufort Sea during the spring between 2004 and 2016. Data include individual bear identification, age... -
Federal
Resting Metabolic Rates of a Captive Adult Female Polar Bear (Ursus maritimus) at the San Diego Zoo.
Department of the Interior —
This dataset contains measures of oxygen consumption from an adult female polar bear resting in a metabolic chamber. -
Federal
Doubly-labeled Water, Deuterium Dilution, Body Mass, and Blood Biochemistry Data from Female Polar Bears (Ursus maritimus) in the Southern Beaufort Sea by the USGS in April 2014-2016
Department of the Interior —
This dataset contains specific activity measures of deuterium oxide and oxygen-18, body mass, and blood biochemistry (blood urea nitrogen and creatinine) data for 9... -
Federal
Polar Bear Maternal Den Habitat on the Coastal Plain of Northern Alaska Between the Colville River and the Alaska/Canada border.
Department of the Interior —
These are geospatial data that characterize the distribution of polar bear denning habitat on the coastal plain of northern Alaska between the Colville River and the... -
Federal
Tri-axial Accelerometer and Temperature Data from Polar Bears (Ursus maritimus) Instrumented on Land, Western Hudson Bay, Canada, 2019-2022
Department of the Interior —
This dataset is one table with archival logger data containing measures of tri-axial acceleration and ambient temperature measured at 16 Hz in collars (Vertex Plus...