Theraps irregularis Günther, 1862
Arroyo cichlid
Theraps irregularis
photo by DATZ

Family:  Cichlidae (Cichlids), subfamily: Cichlasomatinae
Max. size:  19 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater; pH range: 7; dH range: 10 - 20
Distribution:  Central America: Atlantic slope of Mexico and Guatemala (Usumacinta, Sarstun and Dulce River basins).
Biology:  Occurs only in fast moving water of the rocky upper river valleys. Feeds on aufwuchs, from which it gets nourishment from algae and invertebrates.
IUCN Red List Status: Least Concern (LC); Date assessed: 01 March 2018 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Casal, Christine Marie V. - 29.04.97
Modified by: Torres, Armi G. - 27.11.08
Checked by: Kullander, Sven O. - 15.03.01

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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