HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesPupfishesWhite Sands pupfish White Sands pupfish (Cyprinodon tularosa) Scientific name: Cyprinodon tularosa Miller & Echelle, 1975 The White Sands pupfish (Cyprinodon tularosa) is a freshwater fish of the family Cyprinodontidae. In the aquarium it needs water at 26–30°C (79–86°F). Native range: North America, found only in Tularosa Valley in New Mexico, USA. White Sands pupfish care at a glanceTemperature26–30°C (79–86°F) BiologyOccurs in clear, shallow spring-fed marsh pools and saline creek. Not a seasonal killifish. Is difficult to maintain in aquarium.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCyprinodon tularosaFamilyCyprinodontidae (Pupfishes)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length5.0Common length3.3EnvironmentFreshwater; brackish; benthopelagic; non-migratoryClimateSubtropicalDistributionNorth America: found only in Tularosa Valley in New Mexico, USA.Conservation status (IUCN)Vulnerable (VU) (D2)Threat to humansHarmlessUsesAquarium: commercialResilienceMedium, 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