Crenicichla reticulata

Crenicichla reticulata is a species of cichlid native to South America, where it occurs in the Amazon River of Brazil, Colombia and Peru and the Essequibo River of Guyana.Crenicichla reticulata at Fishbase

References

Further reading Kullander, S.O., 2003. Cichlidae (Cichlids). p. 605-654. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil.