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渤海渔场历来盛产多种经济鱼虾,产量可观。自六十年代大力发展拖网渔具及各种因素所致,严重地损害了多种经济幼鱼,以使渔业资源受到严重破坏。如带鱼、花鱼、鳓鱼等鱼类已寥寥无几,在渔业生产上出现了如此局面。这不能不引起广大渔业工作者极大不安和关注。山东省海洋水产研究听79年研制了《虾拖1号网》,一九八○年经鉴定认为设计达到了国内先进水平,在二年内的生产试验中,平均网次比现用生产网少捕经济幼鱼60％以上,对虾产量相同或略有增加。根据国家水产总局(81)渔总(科)字
Bohai Fishery has always been rich in a variety of economic fish and shrimp, a considerable yield. The drastic development of trawl gear and various factors since the 1960s has seriously damaged various economically larvae and severely damaged fishing resources. Such as octopus, mackerel, mackerel fish are few, there has been such a situation in the fishery production. This can not but arouse the great anxiety and concern of the majority of fisheries workers. Shandong Province Marine Fisheries Research 79 years to listen to the development of “shrimp drag No. 1 Network” was identified in 1980 that the design has reached the advanced level in the domestic production test within two years, the average net less than the existing production network Catching economic juveniles more than 60% shrimp production the same or slightly increased. According to the State Fisheries Administration (81) fishing total (Section) word