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根据天津市水产局2004年统计,天津市现有淡水池塘养鱼面积约15067ha(22.6万亩),鱼类总产量22.9万吨,占全市淡水鱼产量的91.6%,淡水池塘养鱼是天津市水产养殖的支柱产业。主要养殖品种有鲤鱼、鲫鱼、鲢鳙鱼、草鱼、团头鲂、罗非鱼等,其中鲤鱼产量86573吨,鲫鱼55812吨,鲢鳙鱼52659吨,草鱼17505吨,团头鲂4492吨,罗非鱼1344吨。下面就主要养殖鱼类的养殖技术综述如下:
According to the 2004 Tianjin Municipal Bureau of Fisheries statistics, the existing freshwater ponds in Tianjin fish farming area of about 15067ha (22.6 million mu), the total output of 229,000 tons of fish, accounting for 91.6% of the city’s freshwater fish production, freshwater pond fish farming in Tianjin The pillar industry of aquaculture. The main breeding species are carp, crucian carp, silver carp and bighead carp, grass carp, bream, tilapia, etc., of which carp output 86,573 tons, carp 55,812 tons, carp and bighead carp 52,659 tons, grass carp 17,505 tons, 4492 tons bream 1344 tons of non-fish. The following major aquaculture farming techniques are summarized as follows: