Xiphophorus nezahualcoyotl
Mountain Swordtail
Collection Details
Specimens
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Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Cyprinodontiformes
Poeciliidae (Livebearers)
Xiphophorus
Xiphophorus nezahualcoyotl (Mountain Swordtail)
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: elongated.
Distribution
Central America: Rio Tamasi drainage in San Luis Potosi, Mexico.
Habitat Associations
Freshwater. benthopelagic.
Biology
Inhabits fast flowing creeks in mountainous areas up to 1200 m elevation.
Max length: 5.0 cm TL.
Reproductive mode: dioecism; fertilization: internal (oviduct); bearers (internal live bearers). After an average gestation length of 24 days, female drops 20-40 young.
IUCN Red List Status: Data Deficient (DD), assessed 2018-03-29. Resilience: Medium (tm=0.5-1.5; Fec=20-40; assuming multiple pregnancies per year).
References
Wischnath, L. (1993) Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p.
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