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十二、斑点叉尾(鱼回) 斑点叉尾(鱼回)(见图)简称沟鲶、叉斑,分类上隶属于鲶形目、(鱼回)科。斑点又尾(鱼回)原产于北美洲,是一种大型的淡水鱼类,也是美国淡水养殖的主要对象,产量占美国淡水鱼产量的一半以上。我国于1984年从美国引进养殖,获得成功,证明斑点又尾(鱼回)具有食性杂、生长快、产量高和易养易捕、抗病力强、适应性广、肉质上乘等优点,适宜大力推广养殖。 斑点叉尾(鱼回)是杂食性鱼类,幼鱼主要摄食浮游动物,如轮虫、枝角
12, catfish (fish back) Channel catfish (fish back) (see photo) referred to as ditch catfish, forks, classification belongs to the order of the catfish, (fish back) Section. Spotted and tailed (fish back) native to North America, is a large freshwater fish that is also the main target of freshwater aquaculture in the United States and accounts for more than half of freshwater fish production in the United States. China introduced aquaculture from the United States in 1984, and succeeded in proving the advantages of spotted and tails (fish back) with food miscellaneous, fast growth, high yield and easy-to-catch, strong disease resistance, wide adaptability and superior flesh quality, Vigorously promote farming. Channel catfish (fish back) is a omnivorous fish, juvenile mainly feeding zooplankton, such as rotifers, branches