Cyprinodon radiosus, Owens pupfish : fisheries, aquarium

Cyprinodon radiosus Miller, 1948

Owens pupfish
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Image of Cyprinodon radiosus (Owens pupfish)
Cyprinodon radiosus
Picture by Loiselle, P.V.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Cyprinodontiformes (Rivulines, killifishes and live bearers) > Cyprinodontidae (Pupfishes) > Cyprinodontinae
Etymology: Cyprinodon: Latin, cyprinus = carp + Greek, odous = teeth (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; benthopelagic; non-migratory. Subtropical; 22°C - 30°C (Ref. 13614); 38°N - 37°N

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

North America: found only in Owens Valley in southern California, USA.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 4.0 cm TL male/unsexed; (Ref. 27139); common length : 3.8 cm TL male/unsexed; (Ref. 12193); max. reported age: 2.00 years (Ref. 12193)

Biology     Glossary (e.g. epibenthic)

Occurs in marshes, vegetated sloughs and backwaters of Owens River. 7.2 cm max TL (Ref. 5723). Not a seasonal killifish. Is difficult to maintain in aquarium. 4 cm max TL (Ref. 27139).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Costa, Wilson J.E.M. | Collaborators

Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Endangered (EN) (B1ab(ii,iii,iv,v)+2ab(ii,iii,iv,v)); Date assessed: 22 November 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: commercial; aquarium: commercial
FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items (preys)
Diet composition
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Predators
Ecology
Ecology
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Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
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Life cycle
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Maturity
Maturity/Gills rel.
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Anatomy
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References

Tools

E-book | Field guide | Length-frequency wizard | Life-history tool | Point map | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Alien/Invasive Species database | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |