These organisms can range in size from tiny but abundant copepods to the extremely large gelatinous cnidarians such as sea jellies and
What is the significance of plankton?
Plankton are the unseen heroes of many ecosystems providing food to a wide variety of species from tiny bivalves to whales. Though they are microscopic in size, organisms called plankton play a big role in marine ecosystems. They provide the base for the entire marine food web.
What are the most important representatives of holoplankton?
A collection of marine zooplankton composed of copepods, Daphnia (water fleas), and other tiny animals. Learn about zooplankton, such as copepods, rotifers, tintinnids, and larvaceans, that are examples of permanent plankton (holoplankton). Crustaceans are the most important members of the zooplankton.