【摘要】 对１９９０～１９９１年在江苏海州湾水域（１１９°１０＇～１２０°１０＇Ｅ，３４°０＇～３５°１０＇Ｎ）采集的标本进行鉴定，共有１８种，隶属１２科１４属．其中水螅水母类１６种，栉水母类２种．其种类组成以暖温带近岸低盐种为主．在海州湾四个季度均有水母出现，分布范围较广，遍布本次调查海区各个站位，密集区位于１１９°２０＇～１１９°３０＇Ｅ，３４°４０＇～３５°００＇Ｎ之间的海域．分布面以５月和８月最广，密集度也高，尤以５月的个体生物最最高，８月次之，１１月和２月较少．更多还原

【Abstract】 species of medusae collected from the Gulf of Haizhou dring the period 1990 to 1991,are identified in the present paper, belonging to 14 genera in 12 families, has been reported. There have been found 16 species beloning to Hydromedusae, and 2 to Ctenophora. The composition of medusae eonsisted of warmtemperature,coastal and low-salinity species. Mdeusae are of wide distribution in May and August,especially in May,The highest individual biomass is found in May, the highest 593 individuals/m3 and average being 99 individuals/m3. August average 5 individuals /m3; The lowest in November and February, 3 individuals ·m-3.The density area is bound at 119°20’～ 119°30’E, 34°40’～ 35°00’N.更多还原