She was the seventh Royal Navy ship to be named after the small biting fly of the same name. Construction She was built under the 1910-11 shipbuilding programme by Swan Hunter of Wallsend. She had three Parsons turbines, and three Yarrows boilers. Capable of 28 knots, she carried two 4-inch guns, other smaller guns and two 21 inch (533 mm) torpedo tubes and had a complement of 72 men. She was launched on 9 July 1911. Pennant numbers  Career  Pre-war Sandfly served with the First Destroyer Flotilla from 1911 and, with her flotilla, joined the British Grand Fleet in 1914 on the outbreak of World War I. The Battle of Heligoland Bight She was present on 28 August 1914 at the Battle of Heligoland Bight, detached from the First Destroyer Flotilla along with Badger, Beaver and Jackal. She shared in the prize money for the engagement. The Battle of Dogger Bank On 24 January 1915, the First Destroyer Flotilla, including Sandfly, were present at the Battle of Dogger Bank, led by the light cruiser . Her crew shared in the prize money for the German armoured cruiser .
She was the seventh Royal Navy ship to be named after the small biting fly of the same name. Construction
 She was built under the 1910-11 shipbuilding programme by Swan Hunter of Wallsend. She had three Parsons turbines, and three Yarrows boilers. Capable of 28 knots, she carried two 4-inch guns, other smaller guns and two 21 inch (533 mm) torpedo tubes and had a complement of 72 men. She was launched on 9 July 1911. Pennant numbers
 Career
 Pre-war
 Sandfly served with the First Destroyer Flotilla from 1911 and, with her flotilla, joined the British Grand Fleet in 1914 on the outbreak of World War I. The Battle of Heligoland Bight
 She was present on 28 August 1914 at the Battle of Heligoland Bight, detached from the First Destroyer Flotilla along with Badger, Beaver and Jackal. She shared in the prize money for the engagement. The Battle of Dogger Bank
 On 24 January 1915, the First Destroyer Flotilla, including Sandfly, were present at the Battle of Dogger Bank, led by the light cruiser. Their crew shared in the prize money for the German armoured cruiser.