斑点叉尾鮰亦称沟鲶,自然分布区域在美国中部流域、加拿大南部和大西洋沿岸部分地区,现为美国主要淡水养殖品种之一。1984年引入我国,实践证明该种鱼适合我国大部分地区养殖。1生活习性 斑点叉尾鮰属底栖鱼类,较贪食,有集群摄食习性,并喜弱光和昼伏夜出摄食。郑州市黄河渔场采取驯化投饵,改变了夜出摄食习惯,生长旺季日投饵4次,摄食方式在体长10cm Channel catfish, also known as the ditch catfish, the natural distribution of the basin in the central United States, southern Canada and parts of the Atlantic coast, is now one of the major freshwater aquaculture species in the United States. Introduced to China in 1984, the practice proved that the fish is suitable for breeding in most parts of China. 1 habits habitat Channel Catfish is a benthic fish, more bulimic, cluster feeding habits, and hi light and nocturnal feeding. Zhengzhou Yellow River fisheries to domestication to feed, changed the night out eating habits, feeding four days growing season feeding in the body length 10cm