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我国海域辽阔,江河湖泊众多,孕育了丰富的水生生物资源。目前,经调查并记录的水生生物物种达2万多种,其中鱼类3862种,占世界鱼类物种数量的20%左右。受独特的气候、地理及地质历史因素的影响,我国水生生物具有特有程度高、孓遗物种数量大、生态系统类型齐全等特点,在世界生物多种性中占有重要地位,在维系自然界中的能量流动、环境净化、水源涵养及气候调节等多方面发挥着重要作用。
China has a vast sea area with many rivers and lakes, which have given birth to abundant aquatic biological resources. At present, there are more than 20,000 species of aquatic organisms investigated and recorded, of which 3862 species are fish, accounting for about 20% of the world’s fish species. Influenced by unique climate, geography and geological history, aquatic organisms in our country are characterized by high endemicity, large number of species of relics, and complete ecosystem types. They occupy an important position in the world’s biological diversity, Energy flow, environmental purification, water conservation and climate regulation and many other aspects play an important role.