Found 79 datasets matching filters.
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Over the past two centuries, persecution and habitat loss caused grizzly bears (Ursus arctos) to decline from a population of approximately 50,000 individuals to only 4 fragmented populations...
Search relevance: 1.00 | Views last month: 8 | Published on: 2026-03-03 -
This dataset consists of one table with predicted locations of adult female polar bears. Locations were derived by a Continuous Time-Correlated Random Walk (CTCRW) model using satellite tracking...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
Locations of two types of hair collection stations for sampling the grizzly and black bear populations in the Glacier National Park region of the Northern Continental Divide Ecosystem, Montana,...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This dataset contains stable isotope incorporation and discrimination results for several sets of feeding experiments with captive brown and polar bears. Experiments were designed to determine the...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
Grizzly bear (Ursus arctos) habitat use maps delineate predicted habitat use for grizzly bears around federally designated recovery zones in and near western Montana. These raster data are the...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
These data are the results of a modified Delphi survey in which expert opinion was solicited on the occurrence and frequency of recreational activities in brown bear habitats and their potential...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The grizzly bear distribution boundary represents the estimated geographic extent of occupied range of the Yellowstone grizzly bear population for the period 2008-2022. The distribution boundary...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The grizzly bear distribution boundary delineates the estimated geographic extent of occupied range of the Yellowstone grizzly bear population for the period 2000-2014. The distribution boundary...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Grizzly bears (Ursus arctos) have been increasingly observed in central Montana’s plains in recent years. To assist with conservation planning, we sought to predict habitat use and connectivity...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Polar bears (Ursus maritimus) are difficult to study because of logistical challenges. Satellite radio collars are an excellent tool for efficiently collecting information on the distribution and...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These were data collected from polar bears from the Southern Beaufort Sea during the spring between 2007 and 2014. Data include individual ID, capture date, sex and age class, whether individuals...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
This dataset contains measures of oxygen consumption from an adult female polar bear resting in a metabolic chamber.
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
This data package includes 5 child items with data from 9 female polar bears without dependent young in the southern Beaufort Sea in April 2014-2016. Child Item 1: "Doubly-labeled Water,...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These data consist of the fatty acid composition (percent of mass) of adipose tissue samples from polar bears in Alaska's southern Beaufort Sea. Fat biopsy samples were collected from polar bears...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 in this data package, they...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These data are the responses of researchers, managers, community members, and tour guides who live or work in polar bear habitats anywhere within their range to inquiries about the types,...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 and neighboring areas between...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These data are the data for spring body composition and energy content for adult female brown bears from Gates of the Arctic, Lake Clark, Kodiak, and Katmai, Alaska, 2014-2017.
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
This dataset is one table with observations of polar bears located during aerial surveys along the coast and barrier islands of the southern Beaufort Seas during fall, 2010-2013. Survey flights...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These are data collected from polar bears from the southern Beaufort Seas during the spring and fall between 2004 and 2011. Data include individual ID, sex and age class, presence of dependent...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03
