Known from Gulf drainages from Suwannee River in Georgia and Florida to Rio Grande in Texas; and Mississippi River basin (mostly on Former Mississippi Embayment) from southern Illinois and Missouri to Louisiana and west in Red River drainage to western Oklahoma. Introduced into Sac River (Missouri River drainage) in Missouri (Ref. 86798). Abundant over much of its range (Ref. 86798). Type locality: Rio Sabinal at Sabinal, Uvalde Co., Texas (Ref. 79012). Recorded from the Gulf Coastal Plain from Suwannee drainage of Florida to the Rio Grande; upper Mobile Basin; lower Mississippi River and its tributaries north to southern Illinois, and in the western Gulf of Mexico drainages. Introduced into Colorado River drainage (Ref. 10294). Also Ref. 5723.