HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsAtoyac chub Atoyac chub (Notropis cumingii) Scientific name: Notropis cumingii G?nther, 1868 The Atoyac chub (Notropis cumingii) is a freshwater fish of the family Cyprinidae. Native range: North America, Mexico. Species factsScientific nameNotropis cumingiiFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)EnvironmentFreshwater; benthopelagicClimateTropicalDistributionNorth America: Mexico.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