8 datasets found
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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
QFASA Robustness to Assumption Violations: Computer Code
Department of the Interior —
Quantitative fatty acid signature analysis (QFASA; Iverson et al. 2004. Ecological Monographs 74:211-235) has become a common method of estimating diet composition,... -
Federal
Assessing the Robustness of Quantitative Fatty Acid Signature Analysis to Assumption Violations (Supplementary Data)
Department of the Interior —
This dataset contains fatty acid (FA) data expressed as mass percent of total FA for bearded seals, ringed seals and walrus. This is one of many datasets used in... -
Federal
qfasar: Quantitative Fatty Acid Signature Analysis in R
Department of the Interior —
An implementation of Quantitative Fatty Acid Signature Analysis (QFASA) in R. QFASA is a method of estimating the diet composition of predators. The fundamental unit... -
Federal
Polar Bear Hair Mercury Concentrations Southern Beaufort Sea 2004-2011
Department of the Interior —
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... -
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
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
Southern Beaufort Sea Polar Bear Fatty Acid Data, Spring Samples 2004-2016
Department of the Interior —
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...
8 datasets found