Download keys to macroinvertebrate life in rivers and ponds. You can also download a field guide with drawings that describes habitats and habits of many aquatic invertebrates that live in Wisconsin streams and ponds.

Macroinvertebrate Life in the Rivers Key. Prints 11X17 inches. Download here (pdf).

Life in the Pond Key: Download here (pdf).

Wonderful, Wacky, Water Critters
Field guide with drawings that describes habitats and habits of many aquatic invertebrates (and a few vertebrates) that live in Wisconsin streams and ponds. Many schools, service groups, and citizen monitors use the booklet and keys regularly. A publication of the University of Wisconsin-Extension in cooperation with the Wisconsin Department of Natural Resources. Download here (pdf).