南美鲱鱼又称巴西鲷,原产于巴西南部的巴拉那河与巴拉圭河水系,主要分布于南美洲的巴西、巴拉圭、阿根廷等国的湖泊、河湾、水库等水域,是巴西国内主要淡水经济鱼类。 该鱼体型侧扁,体色银白色,鳞片细而密,似海水鱼,体肌以红肌为主。在 South American herring, also known as Brazilian seabream, is native to the Paraná and Paraguay rivers in southern Brazil, mainly in lakes, rivers and reservoirs in Brazil, Paraguay, Argentina and other countries in South America. It is the main freshwater in Brazil Economic fish. The fish body side flat, body color silver, scales thin and dense, like sea fish, red muscle-dominated body muscle. in