由山东省海洋水产研究所工程师魏绍善、王仁先等人设计的腹洞式毛虾挂子网比现用挂子网增产15％以上,其中毛虾增产30％以上,释放经济幼鱼虾47％以上,受到渔民的欢迎。毛虾(盐干制品为虾皮)是渤海沿岸定置网具的主要捕捞对象,最高年产达10万多吨,捕捞网具11万多扣现用挂子网 By the Shandong Institute of Marine Fisheries Wei Shaoshan, Wang Renxian and others designed Abalone-type wool-linked net more than the existing network linked to the net increase of more than 15%, of which shrimp yield more than 30%, the release of economic juvenile shrimp 47% Above, welcomed by fishermen. Shrimp (dried salt shrimp products) is the main fishing nets in the Bohai Sea, with a maximum annual production of more than 100,000 tons, fishing nets with more than 110,000 deduction now hanging net