US Counties in which the clubshell, AL; Free-Flowing Reach of the Tennessee River below the Wilson Dam, Colbert and Lauderdale Counties, AL is known to or is believed to occur:

State County
Alabama Colbert
Alabama Lauderdale
Tennessee Hardin

This report contains Counties in which this species is known to or is believed to occur. If you are looking for the Section 7 range (for Section 7 Consultations), please visit the IPaC application.