Fish Ladder
A fish ladder is also known as a fishway, fish pass, or fish steps is a structure on or around artificial and natural barriers (such as dams, locks, and waterfalls) to facilitate diadromous fishes …
A fish ladder is also known as a fishway, fish pass, or fish steps is a structure on or around artificial and natural barriers (such as dams, locks, and waterfalls) to facilitate diadromous fishes …