On 26 March 1915, following the failure of attempts to force the Dardanelles had failed, these eight "Beagle"s were ordered to Mudros for operations in support of the Dardanelles Campaign. On 25 April 1915, "Beagle" took part in the Landing at Anzac Cove, carrying troops of the 9th Battalion, Royal Queensland Regiment who were landed in row boats. On the night of 12/13 May, the pre-dreadnought battleships and were anchored in Morto Bay, supporting French troops. To protect the two battleships, "Beagle" and "Bulldog" patrolled the north side of the straits, with and patrolling the southern side and in the centre of the straits. Despite these patrols, the Turkish destroyer managed to sneak past "Beagle" and "Bulldog" on the northern side of the straits and torpedoed and sunk "Goliath" before successfully escaping.