Sedd el Bahr (in modern Turkish, Seddülbahir, meaning "Key of the Sea" in Arabic) is a village in the district of Eceabat, Çanakkale Province, Turkey. It is located at Cape Helles on the Gallipoli peninsula in Turkey. The village lies east of the cape, on the shore of the Dardanelles. It was the site of V Beach, the landing zone for two Irish battalions, including one from the SS River Clyde, on 25 April 1915 during the Battle of Gallipoli in World War I. Today, the population of Sedd el Bahr village is 286, as of 2011.