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为丰富市场供应,我国渔业部门选择了人工养殖这一途径,经过多年努力,已取得十分喜人的成绩。据不完全统计,目前全国仅淡水名特优水产养殖面积就达800多万亩,年产量超过30万吨,年产值在200亿元以上。海水名特优鱼类、虾蟹类、贝类等养殖品种也逐步形成规模。现在各地市场供应的水产养殖品中,约有10％的名特优品种,数量达20多种。其中以鳗鱼、河蟹、甲鱼、
In order to enrich the market supply, China’s fishery sector has chosen this way of artificial breeding. After years of hard work, it has achieved very satisfactory results. According to incomplete statistics, the aquaculture area of only the top 10 freshwater specialties in the country amounts to more than 800 million mu and the annual output is over 300,000 tons, with an annual output value of more than 20 billion yuan. Famous seawater fish, shrimp and crabs, shellfish and other aquaculture species have also gradually formed scale. Now about 10% of the aquaculture products supplied by the markets are over 20 kinds in the world. Among them, eel, crab, turtle,