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水母,隶属于腔肠动物门,钵水母纲。生活最适水温为18～25℃,最适盐度为16‰～26‰,其游泳能力差,只能在水中随波逐流,在海区的水温、盐度等理化因子突然变化时不能及时游走而导致死亡,或者在海浪冲至岸边的礁石或沙地边磨损伞部,引起溃烂而死亡。死亡的水母体液会释放出大量的
Jellyfish, belonging to the coelenterate door, bowl Jellyfish Gang. The most suitable temperature for living is 18 ~ 25 ℃, and the optimum salinity is 16 ‰ ~ 26 ‰. Its swimming ability is poor, it can only drift in the water, and can not swim in time when the water temperature and salinity in the sea suddenly change. Leading to death, or wearing umbrellas while reefs or sands rushing to the shore, causing ulceration and death. Dead jellyfish body fluid will release a lot of