Petrochromis macrognathus

Petrochromis macrognathus is a species of cichlid endemic to Lake Tanganyika found in areas with rocky substrates where it can graze on algae. This species can reach a length of 16.2 cm (6.4 in). It can be found in the aquarium trade.^[2]

Petrochromis macrognathus
Conservation status
Data Deficient  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Cichliformes
Family:	Cichlidae
Genus:	Petrochromis
Species:	P. macrognathus
Binomial name
Petrochromis macrognathus Yamaoka, 1983