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Method and apparatus for measuring length of trawl ropes
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Device for knocking frozen fish blocks out from freezing trays
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Device for glazing the fish blocks
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Trawl net
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Fuel consumption measuring system
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Fishing system for trawl,deeping and line fishing fishes attracted by light with a fishing boat prowided with net ramp
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Calamary carving apparatus
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Pelagic trawl otter board
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Sinker for pelagic fishing gears
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Calamary mincer
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Calamary fishing method employing a stern trawler
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Gravitational feeder for feeding fishes
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Calamary processing apparatus
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Apparatus for shelling marine crustacea
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Method of obtaining meat from marine crustacea
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