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秋季黄海和东海海域沉降颗粒物及其地球化学组成

, PP. 158-162

Keywords: 沉降颗粒物,地球化学组成,沉降通量,黄海和东海

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Abstract:

水体中的颗粒物对于海水中物质的迁移有着重要的作用,已有的研究表明,海水中溶解态元素和颗粒物之间的相互作用决定了微量元素和常量元素在海洋中的分布[1].虽然近岸水体只占全球海洋表面的小部分,但河流搬运的陆源物质最终将通过近岸水体进入外海,目前普遍认为海岸带在物质迁移过程中起着极为重要的过滤器作用[2~3].黄海和东海作为具有宽阔陆架的边缘海,每年大量来自陆地的物质在这里沉积、迁移,其海域内的沉降颗粒物不仅是陆源入海物质的主要组成部分,也是人类活动入海污染物的主要载体.

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