Considerable media attention has focused on a new potential pathogen , Pfiesteria piscicida , a toxic dinoflagellate associated with fish kills in coastal waters .

• 相当多的中层注意力已集中在一种新的潜在的病原体上，有毒甲藻类灭鱼药，一种用于在浅海水域杀死鱼类的有毒的腰鞭毛虫。