鲤鱼作为一种重要的经济鱼类,在内蒙古中西部地区是主要的养殖对象,从1994年流行鲤鱼暴发病以来,每年各种鱼病给当地的养殖者带来了很大损失。为此,我们对该地区的鱼病进行调查,并对危害严重的几种鱼病的症状、病因及防治方法作如下介绍。一、几种常见病的症状及其流行情况1.鲤 Carp, as an important economic fish species, is a major breeding target in the central and western Inner Mongolia. Since the onset of the popular carp outbreak in 1994, various fish diseases have caused great losses to local farmers each year. To this end, we investigate the fish diseases in the area and introduce the symptoms, causes and prevention methods of several fish diseases that are endangered. First, the symptoms of several common diseases and their prevalence 1. Carp