Trough the study of the vertical distribution characteristics of organochlorine pesticides in the sediment core, the pollution history of organochlorine pesticides in Quanzhou Bay was discussed.

通过研究有机氯农药在沉积物柱样中的垂直分布特征，探讨了有机氯农药在泉州湾的污染历史。

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Being the outside strand of Hangzhou Bay, Chuanshan peninsula is very complex in such aspects as dynamic condition, sediment transport, sedimentary process and morphological evolution.

穿山半岛北侧是杭州湾的外海滨部分，其水动力条件、泥沙运移、沉积过程和地貌演变复杂。

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Coming sediment mainly deposit in the submerged delta and Hangzhou Bay, and there is about 70% of sediment that go through Datong section into this region.

口外水下三角洲及杭州湾是长江来沙的主要淤积地，过大通断面的泥沙约有70％左右进入此区域沉积。

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The 2011 storms dumped a torrent of mud and debris into the bay, and that sediment, which can bury grasses and block them from the light they need to grow, is the most likely cause for the 21 percent drop.

WSJ: Chesapeake Bay grasses decline again