Surveys of Native Freshwater Mussels in the Lower Reaches of Great Lakes Tributary Rivers in Michigan Prepared by: Peter J Badra and Reuben R Goforth Michigan Natural Features Inventory P O Box 30444 Lansing, MI 48909-7944 For: Michigan Department of Environmental Quality, Coastal Zone Management Unit February 2002 Report Number 2002-03 Left inset photo - An empty Leptodea fragilis (fragile papershell) shell with numerous empty Dreissena polymorpha (zebra mussel) shells attached (Tittabawassee River, site T3). Right inset photo - Truncilla truncata (deertoe) (St. Joseph River, site J6). Background photo - St. Joseph River near Berrien Springs. Cover photos by Reuben Goforth and Peter Badra. All other photos by Peter Badra unless noted otherwise.