HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsSturgeon chub Sturgeon chub (Macrhybopsis gelida) Scientific name: Macrhybopsis gelida Girard, 1856 The Sturgeon chub (Macrhybopsis gelida) is a freshwater fish of the family Cyprinidae. BiologyInhabits shallow sand and gravel runs of medium to large turbid rivers.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMacrhybopsis gelidaFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length8.4Common length6.0EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: Missouri River basin in Montana and Wyoming to Illinois, USA; also in the Mississippi River between the mouths of Missouri River and Ohio River; in southern Mississippi and Louisiana, USA.Conservation status (IUCN)Vulnerable (VU) (A1c+2c)Threat 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