DistributionRead full entry
Historically Epioblasma obliquata was found in the Ohio River drainage and the Detroit River, however its range has been greatly reduced to one population in Indiana.
In Michigan the white catspaw was historically found in the Detroit River and Lake Erie. One specimen was collected from the Raisin River in Monroe County. This species has not been collected in Michigan waters since the 1930s.
Biogeographic Regions: nearctic (Native )