 Battering surf and shifting sand banks characterize the entire length of the shoreline.The Ras Nouadhibou (formerly known as Cap Blanc) peninsula, which forms Dakhlet Nouadhibou (formerly Lévrier Bay) to the east, is long and 13 km wide.The peninsula is administratively divided between Western Sahara and Mauritania, with the Mauritanian port and railhead of Nouadhibou located on the eastern shore.