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Refining the use of environmental DNA (eDNA) as a method to detect presence of the endangered Topeka Shiner (Notropis topeka)

Published by U.S. Fish and Wildlife Service | Department of the Interior | Metadata Last Checked: January 25, 2026 | Last Modified: 2023-01-01T00:00:00Z
qPCR detection results for Topeka Shiner eDNA surveys in MN and IA Oxbows. This data was used to determine the optimal eDNA sampling methods for this species in oxbow habitats. The methods used to collect this data and the summary and interpretation of the results can be found in our final report entitled: Refining the use of environmental DNA (eDNA) as a method to detect presence of the endangered Topeka Shiner (Notropis topeka).

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