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1989年辽东湾海蜇资源的特点是:(1)资源发生量大,分布面广,第一次定点资源调查的相对资源量为864.3头/片网潮,在正常海况条件下,渔获量应有两万余吨;(2)资源发生比常年早,前期生长正常,进入8月生长速度减慢。人为因素对渔获量的影响是:(1)幼蜇损害严重;(2)违捕渔船多,时间提前。改进海蜇渔业的管理:(1)加强6月20日以后的禁渔管理;(2)把以海上管理为主改为以陆地管理为主,海上管理为辅;(3)加强对海蜇收购加工的管理。
The characteristics of jellyfish resources in Liaodong Bay in 1989 are as follows: (1) The occurrence of resources is large and the distribution is wide. The relative resource of the first fixed-point resource survey is 864.3 heads / piece of net tide. Under normal sea conditions, the catch should There are more than 20,000 tons; (2) the occurrence of resources than usual all year round, normal growth in the early August growth rate slowed down. The impact of anthropogenic factors on catches is: (1) sting damage is serious; (2) more fishing vessels are off fishing and the time is earlier. Improve the management of jellyfish fisheries: (1) to strengthen the ban on fishing management after June 20; (2) to change mainly marine management to land management, supplemented by maritime management; (3) to strengthen the acquisition and processing of jellyfish Management.