1　赤潮的一般特征海洋浮游藻类作为海洋食物网的基础环节 ,是海洋生态系统中的主要初级生产者。在海洋环境条件适宜的情况下 ,它们通常会迅速增殖 ,形成所谓的水华 ( Blooms) ,有时浮游植物的爆发性增殖会造成鱼类死亡 ,生态环境恶化 ,通过藻毒素污染海洋食物 ,从而对人类健康 1 The general characteristics of red tide Ocean Planktonic algae, as the basic link of marine food web, is the main primary producer in marine ecosystem. In the case of suitable marine environments, they usually multiply rapidly to form so-called blooms, and sometimes the explosive proliferation of phytoplankton can cause the death of fish and the deterioration of the ecological environment, contaminating the marine food with algal toxins, human health