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日本以黄、东海为渔场的渔业主要有以西底拖网和西日本大中型围网渔业。以西底拖网的主要作业范围是东经128°30′(北纬33°9′15″以北为128°)以西的黄、东海域,作业方式原有两种:双拖和单拖。五十年代有四、五十组300～500吨级的单拖船在黄、东海生产,后因资源下降而逐步转到北太平洋和拉斯帕尔马斯渔场,近年几乎全成为双拖作业,仅有的两艘单拖船
In Japan, the fishing industry in the Yellow Sea and East China Sea mainly includes the seabed trawling in the west and large and medium-sized seine fisheries in western Japan. The main operation area of the western end of the trawling network is the Yellow Sea and the East China Sea west of 128 ° 30 ’east longitude (128 ° north of 33 ° 9’15 "north latitude). There are two modes of operation: double-trawling and single-trawling. In the 1950s There are four or fifty 300-to-500-ton single-tugboat production in the Yellow Sea and East China Sea. Since then, resources have been gradually diverted to the North Pacific and Las Palmas fisheries. In recent years, almost all of them have become double- Single tug boat