HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsBigeye chub Bigeye chub (Hybopsis amblops) Scientific name: Hybopsis amblops Rafinesque, 1820 The Bigeye chub (Hybopsis amblops) is a freshwater fish of the family Cyprinidae. BiologyInhabits sandy or silty sand substrates in areas of little or moderate current in larger creeks and small to medium rivers. Feeds on midge larvae, large mayfly and stonely nymphs (Stenonema, Ephemera, Isoperla).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHybopsis amblopsFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length10.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: Lake Erie drainage in New York, Pennsylvania, Ohio and Michigan, USA; Ohio River basin from New York to eastern Illinois and south to Tennessee River drainage in Georgia and Alabama, USA; Ozarks of Missouri, Arkansas and Oklahoma, USA (absent in Missouri River drainage).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