73 datasets found
-
Federal
Multistate Capture and Search Data from the Southern Beaufort Sea Polar Bear Subpopulation in Alaska, 2001-2016
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
Demography and habitat of desert tortoises at the Desert Tortoise Research Natural Area, western Mojave Desert, California (1978 - 2014)
Department of the Interior —
A long-term research project was conducted on Agassiz’s desert tortoises (Gopherus agassizii) at a 7.77 square kilometer plot at the Desert Tortoise Research Natural... -
Federal
U.S. Geological Survey Polar Bear Mark-Recapture Records, Alaska Portion of the Southern Beaufort Sea, 2001-2010
Department of the Interior —
The dataset consists of one file of tabular data. These data include: a unique bear identification, bear sex, birth year, capture year, capture location (latitude and... -
Federal
Morphometric and Reproductive Status Data for Sea Otters Collected or Captured in Alaska
Department of the Interior —
This dataset includes morphometric measurements and pregnancy / dependency status from sea otters captured or collected (experimental harvests or recovered after the... -
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
Data Supporting Walrus Areas of Use in the Chukchi Sea During Sparse Sea Ice Cover
Department of the Interior —
The dataset consists of geospatial files depicting the estimated June-to-November distribution of walrus foraging and occupancy during a four year period of sparse... -
Federal
Pacific Walrus Coastal Haulout Database 1852-2016
Department of the Interior —
This dataset contains a summary of available information about 150 Pacific walrus haulouts. The data were compiled from available reports (published and unpublished),... -
Federal
Mesocarnivore Survey of Whiskeytown National Recreation Area, Klamath Network, 2018-2019
Department of the Interior —
Remote camera stations were set up in Whiskeytown National Recreation Area from October 2018 to January 2019 to document occurrence of mesocarnivores and other... -
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 percent) of adipose tissue samples collected from polar bears and of blubber samples collected from ringed and bearded... -
Federal
SUPERSEDED: Pacific Walrus Coastal Haulout Occurrences Interpreted from Satellite Imagery, 2023
Department of the Interior —
This data release has been SUPERSEDED. No data are provided here. The geospatial outlines and herd size estimates of Chukchi Sea autumn walrus haulouts, interpreted... -
Federal
Walrus Haulout and In-water Activity Levels Relative to Vessel Interactions in the Chukchi Sea, 2012-2015
Department of the Interior —
These data were used to evaluate effects of vessel exposure on Pacific walrus (Odobenus rosmarus divergens) behaviors. We obtained >120,000 hours of location and... -
Federal
Polar Bear Distribution and Habitat Resource Selection Data, Beaufort and Chukchi Seas, 1985-2016
Department of the Interior —
These data from satellite radio-collared adult female polar bears captured in the southern Beaufort Sea, 1985-2016 were used for testing the regional, seasonal and... -
Federal
Chukchi Sea Polar Bear Location Data 1985-1996
Department of the Interior —
These data are the raw location data collected from satellite radio-collars fitted on adult female polar bears in the Chukchi Sea, between 1985-1996. The collars were... -
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
Behavior and Diet Data Derived from Video Camera Collars on Grizzly Bears (Ursus arctos) Instrumented on the North Slope of Alaska, USA, 2023
Department of the Interior —
This dataset is one table with time-linked behavior data derived from video camera collars on grizzly bears on the North Slope of Alaska, USA. Twelve grizzly bears... -
Federal
Measurement Data of Polar Bears Captured in the Chukchi and Southern Beaufort Seas, 1981-2017
Department of the Interior —
This dataset includes measures collected on polar bears captured in the Chukchi and Beaufort Seas, 1981-2017 by the U.S. Geological Survey and U.S. Fish and Wildlife... -
Federal
Mesocarnivore Survey of Oregon Caves National Monument and Preserve, Klamath Network, 2017 (ver. 2.1, July 2022)
Department of the Interior —
Remote camera stations were set up in Oregon Caves National Monument and Preserve from February through April 2017 to document occurrence of mesocarnivores and other... -
Federal
Stable Isotope Data from Diets and Tissues of Captive Bears Fed Experimental Diets
Department of the Interior —
This dataset contains stable isotope incorporation and discrimination results for several sets of feeding experiments with captive brown and polar bears. Experiments... -
Federal
Protein and Fat Consumption of Zoo Polar Bears in 14-day Ad Libitum Trials, 2019-2020
Department of the Interior —
This is a single table containing measures of the amount of fat and meat consumed by 4 adult female and 5 adult male polar bears in U.S. zoos when provided both food... -
Federal
Sex and Age Composition of Walrus Groups Hauled Out on Ice Floes in the Bering and Chukchi Seas, 2013-2015
Department of the Interior —
These data are in one table with age and sex composition counts of groups of walruses on ice floes in the northern Bering and Chukchi Seas. Counts were collected by...
73 datasets found