Diadromous Fish Diadromous Fish 99% of the 30,000+ fish species on Earth live exclusively in either salt or fresh water. The rest are known as “diadromous fish,” a category of unique fish that spend part of their life cycle in
Diadromous Fish
![Diadromous Fish Diadromous Fish](https://seatuck.org/wp-content/uploads/2020/08/Blueback_herring_fish_image-750x350.jpg)
Diadromous Fish Diadromous Fish 99% of the 30,000+ fish species on Earth live exclusively in either salt or fresh water. The rest are known as “diadromous fish,” a category of unique fish that spend part of their life cycle in