riverfish

noun
UK /ˈrɪvəfɪʃ/
US /ˈrɪvərfɪʃ/

A riverfish is a fish that lives in a river.

We saw a small riverfish swimming near the rocks.


OTHER MEANINGS

2. Any fish caught or found in a river rather than the sea.

The market sold riverfish alongside sea bass.

3. A person who lives or works along a river.

The old riverfish knew every bend of the water.

4. A type of fishing fly designed to look like a river fish.

He tied a riverfish onto his line before casting.