罗源湾海岸盐沼悬沙粒度及沉降速率的观测和分析

王爱军; 叶翔; 陈坚

罗源湾海岸盐沼悬沙粒度及沉降速率的观测和分析

1.
国家海洋局, 第三海洋研究所海洋与海岸地质环境开放实验室, 福建, 厦门, 361005;南京大学, 海岸与海岛开发教育部重点实验室, 江苏, 南京, 210093
2.
国家海洋局, 第三海洋研究所海洋与海岸地质环境开放实验室, 福建, 厦门, 361005

基金项目: 国家自然科学基金资助项目(40606012);国家海洋局第三海洋研究所基本科研业务费专项资助项目;福建省“九○八”专项资助项目(908-01-FJ-Ⅲ)

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出版历程
- 收稿日期: 2008-11-09
- 修回日期: 2009-02-23

Observations and analysis of floc size and floc settling velocity at coastal salt marsh in Luoyuan Bay in Fujian Province, China

1.
Open Laboratory for Coast & Ocean Environmental Geology, Third Institute of Oceanography, State Oceanic Administration, Xiamen 361005, China;Key Laboratory of Ministry of Education for Coast and Island Development, Nanjing University, Nanjing 210093, China
2.
Open Laboratory for Coast & Ocean Environmental Geology, Third Institute of Oceanography, State Oceanic Administration, Xiamen 361005, China

摘要

摘要: 海岸盐沼对环境变化的响应非常敏感,是研究全球变化和人类活动对海岸带环境影响的典型区域之一。影响盐沼演化过程的一个非常重要的因素就是水体悬沙特性^[1]。在沿岸水域环境中,有机和无机的细颗粒悬沙在物理和化学的作用下絮凝成大颗粒的絮凝体,其粒径和沉降速率通常是分散细颗粒悬沙的好几倍,因此絮凝过程基本上改变了细颗粒悬沙的水动力行为过程^[2]。絮凝体因相对分散颗粒物有较高的沉降速率,水中的悬沙更容易沉降到滩面,控制着水体中的细颗粒物质的沉降通量^[3]。
- 海岸盐沼 /
- 互花米草 /
- 流速 /
- 悬沙含量 /
- 絮凝体 /
- 平均粒径 /
- 沉降速率 /
- 罗源湾
- coastal salt marsh /
- Spartina alterniflora /
- current velocity /
- suspended sediment concent ration /
- flocs /
- mean flocsize /
- settling velocity /
- Luoyuan Bay in Fujian Province

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参考文献(28)

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