淡水鱼在我国有着多年的养殖历史,但是在养殖面积逐步扩大、淡水鱼产量日益提升的今天,我国淡水鱼养殖还有一些问题。如淡水鱼发病率很高,这对淡水鱼养殖业的发展带来了严重影响。基于此,分析淡水鱼养殖主要发病原因,并提出防治病害的有效措施。 Freshwater fish in our country has many years of breeding history, but in the area of ​​aquaculture has gradually expanded, increasing the production of freshwater fish today, there are some problems of freshwater fish farming in our country. The high incidence of freshwater fish, for example, has had a serious impact on the development of freshwater fish farming. Based on this, we analyzed the main causes of freshwater fish farming and put forward effective measures to prevent diseases.