English

Noun

fish ladder ‎(plural fish ladders)

1. A structure built on or around dams or locks to facilitate the migration of fish.
   • 1941, Emily Carr, Klee Wyck, Chapter 18,

     We came to the base of an abnormally long perpendicular fish ladder, stretching up, up into shadow so overwhelmingly deep it seemed as if a pit had been inverted over our heads.

Synonyms

• fishway
• fish pass
• fish steps
• salmon ladder

Translations