Even the smallest snails can mean big changes for the region’s lakes and streams. We visit the Fond du Lac Band of Lake Superior Chippewa, where mystery snails encroach on wild rice, and track the spread of New Zealand mudsnail across Wisconsin trout streams.

Thanks to our guests

Kathryn Perez, University of Texas Rio Grande Valley

Kelsey Taylor, Fond du Lac Band of Lake Superior Chippewa

Ellen Voss, River Alliance of Wisconsin

Nick Voss, Driftless Angler

Bobbi Peckarsky, Black Earth Creek Watershed Association, University of Wisconsin-Madison

Maureen Ferry, Wisconsin Department of Natural Resources

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Key to Wisconsin Freshwater Snails

Kelsey Taylor’s Snail Salsa Recipe

Chinese Mystery Snail

New Zealand Mud Snail