hydrobiologists
/ˌhaɪdroʊbaɪˈɑlədʒɪsts/
noun
- Scientists who study living organisms in water, such as fish, algae, and bacteria in rivers, lakes, and oceans.
- The team of hydrobiologists collected water samples from the river to test for pollution.
- Hydrobiologists are working to understand why the fish population in the lake is declining.
- Many hydrobiologists focus on protecting freshwater ecosystems from invasive species.