几十年来,随着世界范围工农业生产的发展,沿海地区人口的城市化,大量工农业废水和生活污水排放入海,导敏海洋环境污染日趋严重,水体富营养化程度加剧,赤潮发生频繁,其危害越来越严重。赤潮不仅破坏海洋渔业资源和生产,恶化海洋环境,损害滨海旅游业,而且还通过误食被有毒赤潮生物污染的海产品造成人体中毒,甚至死亡。赤潮已成为 For decades, with the development of industrial and agricultural production in the world, the urbanization of coastal population, large quantities of industrial and agricultural waste water and domestic sewage discharged into the sea, the pollution of the conductive and sensitive marine environment have become increasingly serious, the eutrophication degree of water bodies has been aggravated, the frequent occurrence of red tide, Its harm is more and more serious. Red tides not only damage marine fishery resources and production, worsen the marine environment and damage coastal tourism, but also cause human poisoning and even death through eating the seafood contaminated by toxic red tide organisms. Red tide has become