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. 2009.

Look at other dictionaries:

  • 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 …   Australian English dictionary

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  • 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

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  • 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

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