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2013 Three-Pass Depletion Fish Census Surveys

Published by National Park Service | Department of the Interior | Catalog Last Checked: January 25, 2026 at 05:29 PM | Dataset Last Updated: May 29, 2024 at 12:00 AM
These data represent fish census surveys in Great Smoky Mountains National Park conducted using the Delury Method of Three-Pass Depletion electrofishing. In 2014, fish were collected, sorted by species, and weighed at unique sites from streams ranging in size from first to third-order waterways. These streams are surveyed on an annual basis to monitor population trends over time.

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