一、海洋生态环境现状1、外源污染对海洋生态环境的影响日趋严重随着沿海经济的高速发展和人口剧增,流入海洋的工业污水和生活废水日益增多,浙江省七大水系以及北侧长江流域所携带的内陆污水不断注入,使得浙江省近岸海域有机污染与富营养化趋势加重,近岸海域基本无一类海水,四类、劣四类海域占了绝大部分。2002年全省近岸海域超四类和符合 I. Status of Marine Ecological Environment 1. External pollution has an increasingly serious impact on marine ecological environment With the rapid development of coastal economy and population growth, the industrial and domestic wastewater flowing into the ocean is increasing. The seven major water systems in Zhejiang Province and the north side The inland sewage carried by the Yangtze River Basin is continuously injected, making the organic and eutrophication trend of coastal waters in Zhejiang Province aggravated. There is basically no seawater in coastal waters, and the fourth and inferior sea areas account for the vast majority. In 2002 the province’s coastal waters super four categories and in line