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Shandong Qingdao jellyfish increased for six consecutive years

2015/10/31??????view:

Shandong Qingdao jellyfish increased for six consecutive years

Shandong Province, Qingdao City Ocean and Fishery Bureau recently said that because the increase in plankton, natural jellyfish has an increase for the sixth consecutive year, line before the sea no longer releasing the proliferation of jellyfish fry, in recent years, each year to July and August, jellyfish will appeared in large numbers in the coastal waters of Qingdao, Yellow Sea fisheries research investigates the experts think, jellyfish appeared in large numbers and the outbreak of a few years ago starfish have similarities, all belong to the abnormal growth of populations of marine organisms, leading to the deep-seated reasons for this growth is the change of population structure in marine ecosystems, his analysis said that the surge in the number of plankton, jellyfish rich food, coupled with the decrease in the number of natural enemies of sting Shanghai, jellyfish populations easily there will be flooding.