Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Cyprinodontiformes
(Rivulines, killifishes and live bearers) > Cyprinodontidae
(Pupfishes) > Cyprinodontinae
Etymology: Cyprinodon: Latin, cyprinus = carp + Greek, odous = teeth (Ref. 45335). More on author: Baird, Girard.
Environment / Climate / Range
Freshwater; benthopelagic; pH range: 7.5 - 8.0; dH range: 13 - 19. Subtropical; 25°C - 35°C (Ref. 1672); 34°N - 31°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm TL male/unsexed; (Ref. 27139); max. reported age: 2 years (Ref. 12193)
North America: lower Colorado River drainage, including Gila River system and south through southern Arizona and California, USA (including Salton Sea) into northern Mexico.
Usually occurs over mud or sand in springs, marshes, lakes and pools of creeks. 7.2 cm max TL (Ref. 5723). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). Also occur in hot springs with temperatures up to 45°C and salinities up to 20% (Ref. 13371).
Huber, J.H., 1996. Killi-Data 1996. Updated checklist of taxonomic names, collecting localities and bibliographic references of oviparous Cyprinodont fishes (Atherinomorpha, Pisces). Société Française d'Ichtyologie, Muséum National d'Histoire Naturelle, Paris, France, 399 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: of no interest; aquarium: commercial
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01290 (0.00545 - 0.03055), b=3.16 (2.96 - 3.36), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 2.9 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (tmax=2).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (26 of 100) .