渔业鼠害及防治老鼠是人类的大敌，它不仅糟踏粮食，损害庄稼，传播疾病，而且也危害渔业生产。老鼠危害渔业生产主要表现在两个方面：一是直接捕食鱼类；二是咬破网箱和掏空塘埂，引起漏水逃鱼。捕食鱼类的主要是水老鼠，一些个体较大的田鼠、家鼠等早老鼠也会捕食鱼类。... Fisheries Rodents and the prevention and control of rats are the enemy of mankind. They not only spoil food, damage crops, spread disease, but also endanger fishery production. Mouse harm to fisheries production mainly in two aspects: First, direct capture of fish; the second is to bite the cages and hollowing out ponds, causing water leakage to escape the fish. Predators of fish are mainly water mice, some larger voles, domestic mice and other premature rats will also prey on fish. ...