ECs in the LITTORAL group

ECC_BACKSHORE_PRECISE	ECC_BEACH	ECC_BEACH_PROFILE	ECC_BEACH_ZONE
ECC_COAST	ECC_COASTLINE	ECC_FORESHORE	ECC_FORESHORE_PRECISE
ECC_LAND_WATER_BOUNDARY	ECC_LOW_WATER_LINE	ECC_MUD_LINE	ECC_NEAP_TIDE
ECC_NEARSHORE_PRECISE	ECC_SAND_LINE	ECC_SHORE	ECC_SHORELINE
ECC_SPRING_TIDE