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Levels of persistent organic pollutants found in the blood of sea otters captured in the western Aleutian Islands and southeast Alaska in 1997

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: August 01, 2026 at 06:20 AM | Dataset Last Updated: April 06, 2021 at 12:00 AM
The data consist of levels of organic pollutants found in the blood of sea otters captured from five areas in the western Aleutian Islands and in Cross Sound in southeast Alaska. For each location, the sample size, and the median and range of values for each compound is provided. The compounds are PCBs (polychlorinated biphenyls), DDTs (dichlorodiphenyltrichloroethanes), HCHs (hexachlorocyclohexanes), chlordane, HCB (hexachlorocyclobenzene), and dieldrin.

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