10+Different Types Of Fish Ladders (Fishways)


A fishway or fish ladder is a waterway constructed on or around a natural or artificial
obstruction to provide a passageway for fish and other aquatic species. The
construction of fishway allows a seamless migration for the aquatic species despite the
obstructions like dams, culverts and waterfalls, which otherwise would have affected
their migration and therefore their survival.

Types of Fish ladder
1- Pool and Weir fish ladder
2- Pool and Orifice fish ladder
3- Vertical slot fish ladder
4- Baffle fishway
5- Rock ramp
6- Fish elevator