''Cichla monoculus'', sometimes known as the tucanare peacock bass ("peacock bass" is also used for some of its relatives), is a very large species of

cichlid Cichlids are fish from the family Cichlidae in the order Cichliformes. Cichlids were traditionally classed in a suborder, the Labroidei, along with the wrasses ( Labridae), in the order Perciformes, but molecular studies have contradicted this ...

, and a prized game fish. It is native to the

Amazon basin The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about , or about 35.5 percent of the South American continent. It is located in the countries of Bolivi ...

in South America, but has also been introduced to regions outside its natural range (e.g., Florida and Hawaii). It reaches in length and in weight.

References

monoculus ''Monoculus'' is a genus of succulent plants in the pot marigold tribe within the sunflower family, split from the genus ''Osteospermum'' by Bertil Nordenstam in 2006. The two recognised species occur in the Western Cape of South Africa, with ...

Cichlid fish of South America Freshwater fish of Brazil Freshwater fish of Colombia Freshwater fish of Peru Fish of the Amazon basin Fish described in 1831 Taxa named by Louis Agassiz {{Cichlidae-stub