HMS Mary Rose was an Admiralty M-class destroyer built for the Royal Navy during World War I, launched on 8 October 1915. As part of the improved M class, it was designed for higher speed, with a length of approximately 273 feet 4 inches overall and a beam of 26 feet 8 inches. The vessel displaced around 994 long tons normally, increasing slightly to 1,014 long tons at full load. Powered by three Yarrow boilers and Brown-Curtiss steam turbines rated at 25,940 shaft horsepower, Mary Rose was capable of reaching a design speed of 34 knots, although her maximum speed was somewhat short of the intended 36 knots. She carried 228 long tons of oil, granting her a range of 2,530 nautical miles at 15 knots, and was crewed by around 80 officers and ratings. Armament comprised three single QF 4-inch Mk IV guns positioned on the centerline—one forward, one aft on a raised platform, and one amidships—along with two twin torpedo tubes for 21-inch torpedoes located aft of the funnels. She was also equipped with two single 1-pounder pom-pom anti-aircraft guns, later replaced by 2-pounder guns, and could carry two depth charges, reflecting her role in convoy escort duties. HMS Mary Rose served with the Twelfth Destroyer Flotilla of the Grand Fleet, primarily operating out of Lerwick, escorting convoys between Norway and the Shetland Islands. Her service ended on 17 October 1917 when she was sunk in an engagement approximately 70 miles east of Lerwick. During this encounter, German light cruisers SMS Brummer and SMS Bremse attacked a convoy, sinking the escorting destroyer Strongbow and damaging Mary Rose in the engine room. Despite her crew's efforts to fight and the last torpedo fired, the ship was overwhelmed and scuttled by her commander. The sinking resulted in 83 fatalities, with survivors reaching Norway hours later. The loss highlighted the threat posed by fast German surface cruisers and led to increased convoy escort measures. Mary Rose's brief but active service exemplifies the vital role of destroyers in WWI naval strategy and convoy protection.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.