赤潮是指一些浮游生物在一定环境条件下暴发性繁殖引起海水变色的现象,它也是一种海洋污染的现象。赤潮的颜色是由形成赤潮占优势的浮游生物种类的色素决定的。如夜光藻形成的赤潮呈红色,而绿色鞭毛藻大量繁殖时却呈绿色,硅藻往往呈褐色。赤潮实际 Red tide refers to the phenomenon that some plankton discolor the seawater under some environmental conditions and it is also a phenomenon of marine pollution. The color of the red tide is determined by the color of the plankton species that form the predominant red tide. For example, the red tide formed by the noctiluca is red, while the green dinoflagellate is green when it multiplies, while the diatoms are often brown. Red tide actual