SM UB-64 was a German Type UB III submarine or U-boat in the German Imperial Navy () during World War I. She was commissioned into the German Imperial Navy on 5 August 1917 as SM UB-64.
UB-64 was surrendered to the British on 21 November 1918 in accordance with the requirements of the Armistice with Germany and broken up in Fareham in 1921.
Construction
She was built by AG Vulcan of Hamburg and following just under a year of construction, launched at Hamburg on 9 June 1917. UB-64 was commissioned later that same year under the command of Kptlt. Otto von Schrader.
Like all Type UB III submarines, UB-64 carried 10 torpedoes and was armed with a deck gun. UB-64 would carry a crew of up to 3 officer and 31 men and had a cruising range of . UB-64 had a displacement of while surfaced and when submerged. Her engines enabled her to travel at when surfaced and when submerged.
Summary of raiding history DateNameNationalityTonnageMerchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement.Fate13 October 1917Newquay4,191Damaged13 December 1917HMS Stephen Furness1,712Sunk14 February 1918Saga1,143Sunk19 February 1918Wilhelmina VII109Sunk30 March 1918Salaminia3,112Sunk5 April 1918Clam3,552Damaged11 April 1918Lakemoor2,045Sunk23 May 1918Innisfallen1,405Sunk30 May 1918Cyprus35Sunk30 May 1918Glad Tidings15Sunk30 May 1918Honey Bee34Sunk30 May 1918Jane Gordon27Sunk30 May 1918Lloyd35Sunk30 May 1918Marianne Mc Crum30Sunk30 May 1918Never Can Tell31Sunk30 May 1918Seabird15Sunk30 May 1918Sparkling Wave37Sunk30 May 1918St. Mary29Sunk8 June 1918Elektra614Sunk9 June 1918Lena371Captured as prize19 July 191832,234Damaged19 July 1918Ranger79Sunk23 July 1918HMS Marmora10,509Sunk24 July 1918Defender8,520Damaged13 September 1918Buffalo286Sunk13 September 1918M. J. Craig691Sunk13 September 1918Setter956Sunk14 September 1918Neotsfield3,821Sunk15 September 1918Mary Fanny94Sunk15 September 1918Energy89Sunk15 September 1918Joseph Fisher88Sunk16 September 1918Serula1,388Sunk19 September 1918Barrister4,952Sunk21 September 1918Downshire368Sunk
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