海口市地处亚热带、南渡江出海口,市场同气候条件都具特殊性,对发展淡水养殖业亦具相当优势。多年的生产已形成我市的养殖方式,即主养福寿鱼,一年养三批,甚至四批。根据我们的经验,一般年亩产可达750公斤,高产者可达1000～1500公斤。我市鱼塘多为浅水塘,水深多为1.2～1.5m,但实践证明 Haikou is located in the subtropical, Nandu River estuary, the market with the climatic conditions are unique, the development of freshwater aquaculture also has considerable advantages. Years of production has been the formation of the city’s farming methods, that is, the main aquatic fish, raised three batches a year, or even four batches. According to our experience, average annual yield of up to 750 kg, high yield up to 1000 to 1500 kg. Most fish ponds in our city are shallow reservoirs, and the water depth is mostly 1.2 ~ 1.5m, but practice has proved