51³Ô¹Ï

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fish ladder

noun

  1. a series of ascending pools constructed to enable salmon or other fish to swim upstream around or over a dam.


fish ladder

noun

  1. a row of ascending pools or weirs connected by short falls to allow fish to pass barrages or dams
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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51³Ô¹Ï History and Origins

Origin of fish ladder1

An Americanism dating back to 1860–65
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Example Sentences

Examples have not been reviewed.

The body of a man who reportedly slipped and fell into the Stillaguamish River at the Granite Falls fish ladder last month was recovered on Saturday, according to the Snohomish County Sheriff’s Office.

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The Snohomish County Sheriff’s Office continued looking on Monday for the body of a man who reportedly slipped and fell into the water at the Granite Falls fish ladder.

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To the south, near Commodore Park, between June and October, the underwater fish ladder lets guests peer through panels of glass to watch migrating salmon pass through.

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The coho salmon has already conquered the Ballard Locks fish ladder, swum 17 miles through urban Seattle waterways and powered through a tunnel under nine lanes of Interstate 405.

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Often adult Chinook salmon looking to spawn will cycle through the fish ladder multiple times or wait upstream for weeks, losing energy and risking attacks from predators, she said.

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