HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsEndorheic chub Endorheic chub (Evarra tlahuacensis) Scientific name: Evarra tlahuacensis Meek, 1902 The Endorheic chub (Evarra tlahuacensis) is a freshwater fish of the family Cyprinidae. Native range: North America, Mexico. Species factsScientific nameEvarra tlahuacensisFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)EnvironmentFreshwater; benthopelagicClimateTropicalDistributionNorth America: Mexico.Conservation status (IUCN)Extinct (EX)Threat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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