Petrochromis trewavasae Poll, 1948
Threadfin cichlid
Petrochromis trewavasae
photo by Muséum-Aquarium de Nancy/D. Terver

Family:  Cichlidae (Cichlids), subfamily: Pseudocrenilabrinae
Max. size:  18 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater; pH range: 7.5 - 8.5; dH range: 10,
Distribution:  Africa: endemic to Lake Tanganyika, restricted to the southwestern part of the lake (Ref. 46829, 52921).
Diagnosis:   
Biology:  Lives in the shallow, rocky habitat; extremely shy; usually found in groups; feeds on algae and has long digestive tract (Ref. 46829). Feeds by scraping rock biocover (Ref. 6770, 46829). Females brood their young in the mouth (Ref. 46829, 86760).
IUCN Red List Status: Least Concern (LC); Date assessed: 31 January 2006 Ref. (130435)
Threat to humans:  harmless


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