(Cuvier, 1818); CHARACIDAE FAMILY; also known as black pacu, cachama, blackfin pacu, morocoto, pacú
Native to the Amazon and Orinoco river basins of South America, the tambaqui has also been reported in Florida, Hawaii, California and Texas, where all introductions were probably from aquarium releases.
Tambaqui are oval-shaped fishes with distinctive counter-shading, being black ventrally and golden to olive or moss green dorsally. The pattern varies with the water type, with darker colors in dark rivers and lighter, duller hues in turbid water. Tambaqui look like their sharp-tooth cousin...