fish ladder

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English[edit]

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Noun[edit]

fish ladder (plural fish ladders)

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

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