大菱鲆俗称多宝鱼,是大西洋东北部、欧洲沿海特有的一种比目鱼类。因其肉质鲜美、生长速度快、疾病少、饵料转化率高,而倍受消费者和养殖户青睐。自90年代引进中国,现已成为我国重要的工厂化养殖品种,是我国中高端水产品市场不可或缺的一员。但近年来大菱鲆的养殖聚集地辽宁和山东等地的地下海水枯竭和自然海水的污染日益严重,而使大菱鲆成活率下降、生长速度变慢、疾病暴发,从而影响养殖户的收益和积极性。笔者近年来 Turbobs commonly known as polygamous, is the northeastern Atlantic, a European-specific coastal flounder. Because of its delicious meat, fast growth, less disease, food conversion rate, but much consumers and farmers favor. Since its introduction into China in the 1990s, it has become an important industrialized breeding breed in China and an indispensable member of China’s high-end aquatic products market. However, in recent years, turbot turbid aquaculture gathering in Liaoning and Shandong and other places of underground water depletion and natural seawater pollution is increasingly serious, leaving Turbot survival rate decreased, the growth rate of slow, disease outbreak, thus affecting the income of farmers And motivation. In recent years