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Iowa DNR exploring use of eDNA to determine fish populations

Iowa DNR exploring use of eDNA to determine fish populations

by Radio Iowa Contributor | Sep 21, 2026 | News, Recreation / Entertainment

The Iowa Department of Natural Resources is considering a new way of determining which species of fish are swimming in Iowa lakes and streams. The agency currently uses electrofishing in the spring and fishnets in the summer and fall to catch fish, assess their...

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