Plankton - Wikipedia
Plankton are the diverse collection of organisms that drift in water (or air) but are unable to actively propel themselves against currents (or wind). [ 1 ][ 2 ] The individual organisms constituting plankton are called plankters. [ 3 ] .
Plankton | Definition, Characteristics, Types, Diet, Size, & Facts ...
2025年1月9日 · Plankton, marine and freshwater organisms that, because they are nonmotile or too small or weak to swim against the current, exist in a drifting state. Plankton is the productive base of both marine and freshwater ecosystems, providing food …
What are plankton? - NOAA's National Ocean Service
Plankton are marine drifters — organisms carried along by tides and currents. Phytoplankton blooms in the Barents Sea, shown in natural color from NASA's Aqua satellite on July 10, 2014. The solid white area in the top right corner is cloud cover. Credit: NASA's Earth Observatory.
What Is Plankton? Definition and Examples - Science Notes and …
2023年3月29日 · Plankton is the collection of organisms that drift with tides and currents. Two important groups are phytoplankton (plant-like) and zooplankton (animal-life), but plankton include species from all the kingdoms of life, plus viruses.
Plankton, explained - National Geographic
What is plankton? Plankton are a collection of tiny organisms that live at and beneath the surface of lakes, rivers, ponds, and oceans across the planet.
Plankton - National Geographic Society
2023年10月19日 · There are two main types of plankton: phytoplankton, which are plants, and zooplankton, which are animals. Zoo plankton and other small marine creatures eat phyto plankton and then become food for fish, crustaceans, and other larger species.
Plankton: Small Organisms with a Big Role in the Ocean
2019年8月9日 · Plankton are a group of marine and freshwater organisms that drift along ocean currents because they are too small or weak to swim against them. Their name comes from the Greek word planktos which means “wandering.”
Plankton: The Drifters of the Ocean - Ocean Info
Planktons are freshwater or marine organisms that currents and tides carry since they are too weak or too small to swim against these forces. The term originates from the Greek word planktos, meaning ‘wanderer’ or ‘drifter.’. It shows that …
Marine ecosystem - Plankton, Microbes, Zooplankton | Britannica
2024年11月27日 · These microbes thrive on nutrients in seawater and are often photosynthetic. The plankton include a wide variety of organisms such as algae, bacteria, protozoans, the larvae of some animals, and crustaceans. A large proportion of the plankton are protists—i.e., eukaryotic, predominantly single
Plankton - New World Encyclopedia
Plankton is the collective name for certain organisms (mostly microscopic) that drift in the oceans, lakes, rivers, and other bodies of water. Plankton have a tremendous importance in the web of life on earth. The name plankton is derived from the Greek word planktos, meaning "wanderer" or "drifter." While some forms of plankton can swim, they ...