Gambusia nobilis
Gambusia nobilis (Baird & Girard, 1853)
Pecos gambusia
Gambusia nobilis
photo by Thomas, C.


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Family:  Poeciliidae (Poeciliids), subfamily: Poeciliinae
Max. size:  4.8 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater; pH range: 7.5 - 8; dH range: 30
Distribution:  North America: found only in Pecos River system in New Mexico and Texas, USA.
Diagnosis:   
Biology:  Adults inhabit vegetated springs and effluents. Migratory behaviour is undetermined (Ref. 126106).
IUCN Red List Status: Endangered (EN); Date assessed: 06 February 2012 (B1ab(iii)+2ab(iii)) Ref. (130435)
Threat to humans:  harmless


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