斑点叉尾鱼回 (Ｉｃｔａｌｕｒｕｓｐｕｎｃｔａｔｕｓ)又名沟鲶 ,原产于美洲 ,是一种大型经济鱼类。我国于 1 984年从美国引进 ,经过多年的养殖实践证明其具有适应范围广 ,易饲养 ,杂食性 ,个体大、生长快、产量高、肉质鲜嫩 ,起捕率高的特点 ,是淡水养殖的优良品种 ,在常温下 Ictalurus punctatus (Ictalurus punctatus), also known as ditch catfish, native to the Americas, is a large-scale economic fish. China imported from the United States in 1984, after years of farming practice has proved that it has a wide range of adaptation, easy to keep, omnivorous, large, fast growth, high yield, fresh meat, the trapping rate is characterized by high freshwater aquaculture Good variety, at room temperature