放流是20世纪养殖业发展的产物，它是人类为了实现某种商业目的，或者想人为地改变水域生态环境，向某一水系中大量投放人工养殖的水生动、植物。但增殖放流目前在国内还没有一个很完整的定义，笔者认为，增殖放流就是人类为了实现某一区域渔业增产、保护渔业水域环境和修复生态的目的，人为的向这一水系投放在池塘和相对静水环境中培育出 Releasing the fish is the product of the development of aquaculture in the 20th century. It is a large quantity of artificial aquatic plants and animals that are man-made for human beings to achieve a certain commercial purpose or to artificially change their ecological environment. However, there is not yet a complete definition of proliferation discharge in our country at present. In my opinion, proliferation and release are the reasons for mankind to put this pond into the pond and relative to mankind in order to increase fishery production in a certain area, protect the environment of fishery water and restore ecology. Cultivate in still water environment