Xiphophorus signum Rosen & Kallman, 1969
photo by Kaladjian, M.

Family:  Poeciliidae (Poeciliids), subfamily: Poeciliinae
Max. size:  7.5 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater; pH range: 7.19999980926514 - 8; dH range: 10 - 20
Distribution:  Central America: Rio Chajmaic and Rio de la Pasion basin in Alta Verapaz, Guatemala.
Biology:  Inhabits fast-flowing waters that are usually densely vegetated and have a temperature of 25°C. Occasionally occurs with the livebearer Scolichthys iota. Males attain a body length up to 7.5 cm plus 3 to 4 cm for the sword.
IUCN Red List Status: Vulnerable (VU); Date assessed: 17 October 2019 (D2) Ref. (130435)
Threat to humans:  harmless

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