zooplankton
/ˈzoʊəˌplæŋktən/
noun
- The collection of small or microscopic animals and animal-like organisms that drift in oceans, seas, or freshwater bodies.
- Climate change affects the distribution of zooplankton in the ocean.
- Zooplankton forms a key part of the marine food web.
- Whales filter huge amounts of zooplankton from the water.