Percina austroperca

Percina austroperca, the southern logperch, is a small species of freshwater ray-finned fish, a darter from the subfamily Etheostomatinae, part of the family Percidae, which also contains the perches, ruffes and pikeperches. They are highly resilient with a minimum population doubling time of less than 15 months. It is found in the Escambia and Choctawhatchee river systems in western Florida and southern Alabama.