aquatic organisms
nounUK /əˈkwæt.ɪk ˈɔː.ɡən.ɪ.zəmz/
US /əˈkwɑː.t̬ɪk ˈɔːr.ɡən.ɪ.zəmz/
Aquatic organisms are living things that live in water.
Fish, crabs, and seaweed are all aquatic organisms.
OTHER MEANINGS
2. Tiny living things in water that can only be seen with a microscope.
Scientists studied the aquatic organisms in a drop of pond water.
3. Plants and animals that spend all or most of their lives in water.
The lake is full of aquatic organisms, from frogs to water lilies.
4. Living things adapted to live in salty or fresh water environments.
Coral reefs are home to many colorful aquatic organisms.