- fish ladder
- noun Date: 1864 a series of pools arranged like steps by which fish can pass over a dam in going upstream
New Collegiate Dictionary. 2001.
fish ladder
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Fish ladder — Ladder Lad der (l[a^]d d[ e]r), n. [OE. laddre, AS. hl[=ae]der, hl[=ae]dder; akin to OFries. hladder, OHG. leitara, G. leiter, and from the root of E. lean, v. [root]40. See {Lean}, v. i., and cf. {Climax}.] 1. A frame usually portable, of wood,… … The Collaborative International Dictionary of English
Fish ladder — Fish Fish, n.; pl. {Fishes} (f[i^]sh [e^]z), or collectively, {Fish}. [OE. fisch, fisc, fis, AS. fisc; akin to D. visch, OS. & OHG. fisk, G. fisch, Icel. fiskr, Sw. & Dan. fisk, Goth. fisks, L. piscis, Ir. iasg. Cf. {Piscatorial}. In some cases,… … The Collaborative International Dictionary of English
fish ladder — ☆ fish ladder n. an ascending series of pools so arranged as to permit fish to leap or swim upward from level to level and thus pass over dams and waterfalls … English World dictionary
Fish ladder — Fishways, most commonly called fish ladders but also known as fish passes and in Australia also referred to as fish steps, are structures on or around artificial barriers (such as dams and weirs) to facilitate diadromous fishes natural migration … Wikipedia
fish ladder — žuvų pralaida statusas T sritis ekologija ir aplinkotyra apibrėžtis Įrenginys arba įtaisas migruojančioms žuvims iš hidrotechninio mazgo žemutinio bjefo praleisti į aukštutinį arba atvirkščiai. atitikmenys: angl. fish ladder; fish pass; fishway… … Ekologijos terminų aiškinamasis žodynas
fish-ladder — fishˈ laddˈer or (N American) fishˈway noun An arrangement of steps and shelters enabling fish to pass around artificial river barriers such as dams, weirs, etc • • • Main Entry: ↑fish … Useful english dictionary
fish ladder — fish′ lad der n. agr. a series of ascending pools constructed to enable salmon or other fish to swim upstream around or over a dam … From formal English to slang
fish ladder — noun A structure built on or around dams or locks to faciliate the migration of fish. Syn: fishway, fish pass, fish steps … Wiktionary
fish ladder — a series of steps with flowing water and pools enabling a fish to circumvent an obstruction such as a dam or waterfall by leaping from step to step. Also called fishway, fish pass … Dictionary of ichthyology
fish-ladder — a series of steps with flowing water and pools enabling a fish to circumvent an obstruction such as a dam or waterfall by leaping from step to step. Also called fishway, fish pass … Dictionary of ichthyology
fish ladder — series of pools that provides passage for fish as to enable migrating fish to swim upstream around a dam … English contemporary dictionary
