Pfiesteria piscicida is a dinoflagellate species of the genus Pfiesteria that some researchers claim is responsible for many harmful algal blooms in the 1980s and 1990s on the coast of North Carolina and Maryland. The species epithet piscicida means "fish-killer."
Read more about Pfiesteria Piscicida: Life Cycles, Toxicity, Human Illness, In Popular Culture