fish-lock
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fish lock — 1) a fish weir, in the sense of a dam forming a retaining reservoir harbouring fishes 2) a lock which allows fish to swim upstream bypassing a weir or other obstacle, sometimes with the aid of a fish ladder … Dictionary of ichthyology
fish-lock — 1) a fish weir, in the sense of a dam forming a retaining reservoir harbouring fishes 2) a lock which allows fish to swim upstream bypassing a weir or other obstacle, sometimes with the aid of a fish ladder … Dictionary of ichthyology
fish lock — /ˈfɪʃ lɒk/ (say fish lok) noun a lock (lock1 def. 5) designed to facilitate the movement of migrating fish from dams and weirs, comprising two capture enclosures, one at the water level of the high side and the other at the water level of the low …
Lock (water transport) — Canal lock and lock keeper s cottage on the Aylesbury Arm of the Grand Union Canal at Marsworth in Hertfordshire, England … Wikipedia
Fish anatomy — The anatomy of fish is primarily governed by the physical characteristics of water, which is much denser than air, holds a relatively small amount of dissolved oxygen, and absorbs light more than air does. Body (1) operculum (gill cover), (2)… … Wikipedia
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
Lock and Dam No. 22 — Infobox Dam dam name= caption=Mississippi River Lock and Dam number 22 official name= crosses= Upper Mississippi River reservoir=Pool 22 locale=Saverton, Missouri maint= United States Army Corps of Engineers length= convert|1224|ft|m|1 (movable… … Wikipedia
lock — 1) fish way (fish ladder; a series of steps with flowing water enabling a fish to circumvent an obstruction such as a dam by leaping from step to step) 2) a section of a canal with large doors at each end, allowing boats and ships to be moved… … Dictionary of ichthyology
Aaron Fish — was born in the 1930s in Montreal, Quebec. He was the Chairman and CEO of Unican Security Systems Ltd. from its creation in 1965 to its sale in December 2000. [Canadian Shareowner] Aaron Fish has seven children and eight grandchildren.Aaron Fish… … Wikipedia
Molesey Lock — Molesey Lock[1] The lock after the release of 160,000 Rubber ducks at the start of the Great British Duck Race in September 2007 Waterway … Wikipedia
Millers Ferry Lock and Dam — Aerial view of Millers Ferry Lock and Dam from the south. Location Wilcox County, Alabama Coordinates … Wikipedia
