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An aquatic weed harvester, also known as a water mower, [ 1 ][ 2 ]mowing boat and weed cutting boat, [ 3 ] is an aquatic machine specifically designed for inland watercourse management to cut and harvest underwater weeds, reeds and other aquatic plant life. [ 4 ] The action of removing aquatic plant life in such a manner has been referred to as ...
Ikejime (活け締め) or ikijime (活き締め) is a method of killing fish that maintains the quality of its meat. [1] The technique originated in Japan, but is now in widespread use. It involves the insertion of a spike quickly and directly into the hindbrain, usually located slightly behind and above the eye, thereby causing immediate brain ...
A raceway, also known as a flow-through system, is an artificial channel used in aquaculture to culture aquatic organisms. Raceway systems are among the earliest methods used for inland aquaculture. A raceway usually consists of rectangular basins or canals constructed of concrete and equipped with an inlet and outlet.
The Barber–Colman Company was a manufacturer of textile and milling machinery from its founding in 1894 until the 1980s. Howard Colman organized the company in Rockford, Illinois, with capital from W. A. Barber. Early successes with their Hand Knotter and Warp Tying Machine allowed the company to expand internationally, manufacturing goods in ...
Cutting CL (1955) Fish saving; a history of fish processing from ancient to modern times, L. Hill. FAO and WHO (2012) Codex Alimentarius: Code of practice for fish and fishery products Rome. ISBN 978-92-5-107018-5. Hall GM (1997) Fish processing technology Springer, ISBN 978-0-7514-0273-5.
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Herringbone gear. A herringbone gear, a specific type of double helical gear, [1] is a side-to-side, rather than face-to-face, combination of two helical gears of opposite hands. [2] From the top, each helical groove of this gear looks like the letter V, and many together form a herringbone pattern (resembling the bones of a fish such as a ...
Electrofishing is a common scientific survey method used to sample fish populations to determine abundance, density and species composition. When performed correctly, electrofishing results in no permanent harm to the fish, which return to their natural mobility state in as little as two minutes after being caught. [1]