Florida Pondhorn Uniomerus carolinianus. Poorly known. Restricted to Chattahoochee and Chipola river systems. Apparently extant only in Uchee Creek, Russell County. May be found in areas with little or no current. Moderate Conservation Concern.

Pondhorn Uniomerus tetralasmus. Fairly common. Found across the Gulf Coast west of the Apalachicola Basin, and much of the Mobile Basin. Often found in areas with little or no current, and may occur in intermittent ponds and streams. Low Conservation Concern.