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Tucunare Manaus city market_fvc0113.jpg
Manaus City Market ( Mercado Municipal ), Brazil. Peacock bass is the common name in English for a group of closely related species of tropical, freshwater fish of the genus Cichla, native to the Amazon River basin of South America. There are many common names for these fish in Brazil, the country of their largest native region. The most popular of these is tucunaré. In Spanish, the generic common name for these cichlids is pav?n.