fish ladder

noun

Definition of fish ladder 

: a series of pools arranged like steps by which fish can pass over a dam in going upstream

Examples of fish ladder in a Sentence

Recent Examples on the Web

Small eels can use a fish ladder at the dams, while large eels are able to wriggle up and over. Liz Bowie, baltimoresun.com, "Maryland begins program to replenish freshwater mussels," 17 May 2018 Other parts of this project included building better fish ladders and fish screens to give migrating salmon an easier time navigating around remaining obstacles. Washington Post, "California salmon will have places to chill with dam removal," 8 Mar. 2018 The dam was built without fish ladders more than 75 years ago, cutting off critical salmon runs. Becky Kramer, The Seattle Times, "Interior Secretary Zinke wants Spokane Tribe compensated for loss of land and lifestyle to Grand Coulee Dam," 24 Mar. 2018 But supporters of the dams point to the benefits of hydropower and navigation provided by the dams, and say fish ladders and other methods of transporting salmon past the dams are helping restore the runs. Washington Post, "Lawmakers battle over bill to prevent breaching of dams," 23 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fish ladder.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fish ladder

1864, in the meaning defined above

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The first known use of fish ladder was in 1864

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