贝壳堤
又称蛤蜊堤。海岸带淤泥质海岸平原上，由海生贝壳碎屑和细砂、粉砂组成的一种滨岸堤。反映具有粉砂底质、水清而咸，以波浪潮汐作用为主的有利于贝类生长的海湾环境。中国自天津附近东至海边沙泥质平原上有四条很长的贝壳堤，沿与渤海湾现代海岸大体一致的方向自北而南分布，是古黄河远离天津入海时形成的渤海湾古海岸线的遗迹。也是海岸线后退的重要标志。
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contributed at 2011-10-13
Classification(s)
●
Earth System(in Chinese) Marine geology
Detailed Description
| English |
|---|
| Name | shell beach ridge |
| Chinese |
|---|
| Name | 贝壳堤 |
| Description | 又称蛤蜊堤。海岸带淤泥质海岸平原上，由海生贝壳碎屑和细砂、粉砂组成的一种滨岸堤。反映具有粉砂底质、水清而咸，以波浪潮汐作用为主的有利于贝类生长的海湾环境。中国自天津附近东至海边沙泥质平原上有四条很长的贝壳堤，沿与渤海湾现代海岸大体一致的方向自北而南分布，是古黄河远离天津入海时形成的渤海湾古海岸线的遗迹。也是海岸线后退的重要标志。 |
How to Cite
NNU_Group (2011). 贝壳堤, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/c5891bc2-2ea3-45ef-8e7e-3d6d14185110
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