HomeFish encyclopediaRay-finned fishesSilversidesNeotropical silversidesAjijic silverside Ajijic silverside (Chirostoma contrerasi) Scientific name: Chirostoma contrerasi Barbour, 2002 The Ajijic silverside (Chirostoma contrerasi) is a freshwater fish of the family Atherinopsidae. Native range: North America, Mexico. Species factsScientific nameChirostoma contrerasiFamilyAtherinopsidae (Neotropical silversides)OrderAtheriniformes (Silversides)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