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PFAS and pesticide measurements in the whole blood of black and grizzly bears of Montana, 2023

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: August 01, 2026 at 05:12 AM | Dataset Last Updated: April 29, 2026 at 12:00 AM
Data include Per- and Polyfluoroalkyl Substance (PFAS) and pesticides measured in whole blood of male and female black (Ursus americanus) and grizzly (Ursus arctos horribilis) bears collected in the Cabinet-Yaak Ecosystem of Montana in 2023.

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