Labels:text | map | water OCR: COASTAL FEATURES Groynes built to Headland limit longshore transport of sediment Wave-cut notch Lowland area built up undercutting cliff Coast defense built to slow erosion by marine and river deposition Saltmarsh in sheltered site Bay Tidal estuary Che Beach Eroded sediment Arch formed transported by longshore by erosion Ofthore bar Spit drift to form beach Wave-cut platform Sea stack Coastal dunes exposed at low tide Cuspate bar formed formed by onshore where two opposing winds blowing beach wave directions meet material inland