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  • シュウギョトウ ギョギョウ ノ ヘンセン ト ニホン カクチ ノ ゲンジョウ

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The present report reviews the history, development and present condition of fishing with light. The items are divided into the following classes; origin of fishing with light, historical changes of fishing light and its features, fishing with light in foreign countries, that in Japan and that in Mie Prefecture. As soon as men knew how to make fires, they must have discovered that some kind of fish are attracted to light. Fishing with torches was eventually improved with the use of fuel oil, kerosene, gas and electricity, so that throughout the centuries, the light fishery have used fires, torches, acetylene, kerosene, gas and electric incandescent and fluorescent lamps, as fishing lights. Many countries in the world have some methods of fishing with light, but Japanese light fishery is the largest light fishing industry in the world. The light fishery is able to economize the energy or equipment through contriving optimum light intensity, optimum light wave length that conform to visibility of fish. Nowadays we have to review coastal fisheries, the light fishery ought to be developed as the fisheries controlled for resources management.

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