Linked from
The 19 pages that link to Fish ladder, each with the reason it gives.
Fish migrationRelated: Fish ladders restore passage around dams for some migrating species.
HydropowerRelated: It is one mitigation measure for hydropower’s obstruction of fish migration.
AnadromyRelated: It can reconnect spawning habitat upstream of dams on anadromous migration routes.
Freshwater fishRelated: It can restore upstream movement where human structures interrupt migration.
SpawningRelated: It can restore access to upstream spawning grounds blocked by barriers.
Fish spawningRelated: Fish ladders can restore access to upstream spawning habitat.
Salmon runRelated: Fish ladders can restore upstream access where infrastructure blocks a run.
SalmonRelated: Fish ladders can restore access to spawning habitat blocked by river infrastructure.
Hydroelectric damRelated: It mitigates the barrier dams create for fish moving along rivers.
Water turbineRelated: It addresses a migration barrier often created by turbine-associated dams.
AlosaRelated: Fish passage structures can reopen spawning routes used by migratory Alosa.