An anticyclonic eddy near the Nansha Trough,an anticyclonic eddy east of the Nansha Islands and a weak cyclonic eddy near the Nansha Islands occur in winter,and an anticyclonic eddy near t...
冬季,存在南沙海槽反气旋式、东南沙反气旋式
和较弱的南沙气旋式
;夏季,存在南沙反气旋式
、
望海槽西侧的气旋式
和东南沙气旋式
。