the foreshore
noun [ S ] geography specialized uk/ˈfɔː.ʃɔːr/ us/ˈfɔːr.ʃɔːr/
（海边高潮线和低潮线之间的）前滩，滩头，前滨;海边空地，海滨
the part of the land next to the sea that is between the limits reached by high and low tide, or any part of this land that does not have grass or buildings on it