Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Goodeidae (Splitfins) > Empetrichthyinae
Etymology: Crenichthys: Latin, crenulatus = cut, clipped + Greek, ichthys = fish (Ref. 45335).
More on author: Hubbs.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; non-migratory. Tropical; 26°C - 30°C (Ref. 12468); 39°N - 38°N
North America: found only in Railroad Valley, Nye County in Nevada, USA.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 5.0 cm TL male/unsexed; (Ref. 27139); common length : 3.5 cm TL male/unsexed; (Ref. 12193)
Occurs in warm (35°C) springs. 6 cm max TL (Ref. 5723). Not a seasonal killifish. Is very difficult to maintain in aquarium (Ref. 27139).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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. (Ref. 27139)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
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