HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsDixie chub Dixie chub (Semotilus thoreauianus) Scientific name: Semotilus thoreauianus Jordan, 1877 The Dixie chub (Semotilus thoreauianus) is a freshwater fish of the family Cyprinidae. Native range: North America, Gulf Slope from Ochlockonee River system in Georgia and Florida, USA to Tombigbee River system in Alabama, USA. BiologyInhabits sand-bottomed and gravel-bottomed pools of creeks and small rivers.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSemotilus thoreauianusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length15.0EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: Gulf Slope from Ochlockonee River system in Georgia and Florida, USA to Tombigbee River system in Alabama, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026