Illinois River / Iowa / UMRS ^Wisconsin / Mississippi river / /
Organization
SC SC / Upper Midwest Environmental Sciences Center / United States Department of the Interior U.S. Geological Survey / U.S. Government / U.S. Department of the Interior / Department of the Interior U.S. Geological Survey Species Ye / /
Person
Marian E. Havlik / Jennifer S. Sauer / Marian E. Havlik Malacological / / /