目前经有关高等院校、研究所调查并记录的水生生物物种有2万多种,其中鱼类3800多种、两栖爬行类300多种、水生哺乳类40多种、水生植物500多种,具有重要利用价值的水生物200多个。据报道,1999年~2006年间,全国各地累计向海洋和内陆水域增殖放流各类渔业资源种苗达892.2亿尾(粒)? At present, there are more than 20,000 species of aquatic organisms investigated and recorded by relevant institutions of higher learning and research institutes, of which, there are more than 3,800 species of fish, over 300 species of amphibians and reptiles, over 40 species of aquatic mammals and over 500 species of aquatic plants, More than 200 aquatic organisms of important use value. It is reported that from 1999 to 2006, 89.22 billion tailings (grain) of all kinds of fishery resources were released to the marine areas and inland waters in an integrated manner.