Plethobasus

White Wartyback Plethobasus cicatricosus. Rare. Restricted to Tennessee River. Apparently eliminated throughout its distribution except in Wilson Dam tailwaters. Restricted to riverine habitats. Listed as endangered by the U.S. Fish and Wildlife Service. HIGHEST CONSERVATION CONCERN.

Orangefoot Pimpleback Plethobasus cooperianus. Rare. Restricted to Tennessee River. May be extant in tailwaters of Wilson and/or Guntersville dams. Restricted to riverine habitats. Listed as endangered by the U.S. Fish and Wildlife Service. HIGHEST CONSERVATION CONCERN.

Sheepnose Plethobasus cyphyus. Rare. Found only in Tennessee River. Extant in riverine reaches downstream of Wilson and Guntersville dams. Restricted to riverine habitats. HIGHEST CONSERVATION CONCERN.

Note: In Alabama, it is illegal to release or stock or move any fish, mussel, snail or crayfish to any public waters without a permit.