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Xenodexia ctenolepis  Hubbs, 1950

Grijalva studfish
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Xenodexia ctenolepis
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Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Cyprinodontiformes (Rivulines, killifishes and live bearers) > Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Xenodexia: Greek, xenos = strange + Greek, dexia, -as = right hand, right side (Ref. 45335).   More on author: Hubbs.

Environment / Climate / Range Ecology

Freshwater; pelagic; pH range: 7.2 - 7.8; dH range: 5 - 15.   Tropical; 21°C - 26°C (Ref. 12468), preferred ?

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

Central America: Guatemala in the Finca River basin, 30 km NW of Cóban, Alta Vera Paz, in the Salbá River, tributary to the Negro River (Chixoy River) which becomes the Salinas River of the Usumacinta basin..

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 4.0 cm TL male/unsexed; (Ref. 26130); 4.5 cm (female)

Biology     Glossary (e.g. epibenthic)

Inhabits slow as well as rapid flowing waters. Occurs with two other genera of livebearers, Poecilia and Xiphophorus, depending upon locality.

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

Main reference Upload your references | References | Coordinator | Collaborators

Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FisheriesWiki | Sea Around Us

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