斑点叉尾(鱼回)Ictalurus punctatuo(台湾称淡水鲶),是美国主要养殖鱼类,自80年代以来,我国从美国引进这种优良的淡水鱼类进行池塘养殖获得良好的效果,深受养鱼户的欢迎。然而在养殖过程中经常使用各种化学药剂和农药防治鱼病,由于未能了解药物的性质和正确掌握药物的浓度,常因治病心切滥用药物或施放浓度过高而发生药物中毒 Channel catfish (Ictalurus punctatuo) (Taiwan said freshwater catfish), is the United States major farmed fish, since the 1980s, the United States from the United States to introduce this fine freshwater fish for pond farming to obtain good results, by raising Welcome from fish households. However, during the breeding process, various chemical agents and pesticides are often used to prevent and cure fish diseases. Drug ingestion is often caused by the inadvertent use of drugs or excessive administration of drugs due to failure to understand the nature of the drugs and the correct understanding of the drug concentration.