淡水白鲳(Piaractus bruchypomun)原产于南美亚马逊河,是热带和亚热带暖水性食用、观赏的大型鱼类之一。近年来,江西、浙江、上海、江苏、安徽、湖北等地开始大面积养殖,因地理、气候、苗种价格等方面的原因,其所需越冬苗种有相当大数量从福建闽南地区调进,由于路途遥远、运输 Piaractus bruchypomun is native to South America and the Amazon. It is one of the large tropical and subtropical warm-water eating and ornamental species. In recent years, Jiangxi, Zhejiang, Shanghai, Jiangsu, Anhui, Hubei and other places began large-scale aquaculture, due to geographical, climate, seed prices and other reasons, the need for a considerable number of overwintering seedlings transferred from the Fujian Minnan area Due to the long distances, transportation