two types of plankton are microscopic plants called
Plankton. Plankton includes plants and animals that float along at the mercy of the sea's tides and currents. Their name comes from the Greek meaning drifter or wanderer.. There are two types of plankton: tiny plants--called phytoplankton, and weak-swimming animals--called zooplankton.Some are babies that will grow into strong-swimming, non-planktonic adults. Others will remain plankton for their entire lives.here are two types of plankton: tiny plants--called phytoplankton, and weak-swimming animals--called zooplankton. Some are babies that will grow into strong-swimming, non-planktonic adults.