长吻俗称江团、肥沱，是一种大型名贵经济鱼类。它肉质细嫩，又无细刺和体鳞，所以被视作淡水鱼中的珍品。尤其是那肥厚硕大的鳔可制成鱼肚，是享誉中外的名菜。由于近年来天然资源日趋下降，广大消费者只闻其名，不见其物，更未尝其味。所以，人工繁殖和养殖长吻既可满足 Long kiss  commonly known as the river group, fat Tuo, is a large-scale expensive economy fish. It is fleshy and tender, without fine thorns and scales, it is regarded as a treasure in freshwater fish. In particular, that huge fat can be made of maw, is renowned Chinese and foreign famous dishes. Due to the declining natural resources in recent years, the vast majority of consumers only know their names, but they do not see anything, let alone taste. Therefore, artificial breeding and breeding long kiss  can meet