by being transported in sections along the Danube to the Romanian port of Galați. She was then re-assembled by the Romanians at the Galați shipyard and sent to her new home in the Black Sea so she could serve with the 30th U-boat Flotilla. Ninth and tenth patrols The boat's first patrol in the new environment, but her ninth overall, almost ended in disaster when she tried to torpedo a Soviet submarine chaser; the vessel responded by dropping eight depth charges. U-20 was obliged to stay submerged for four hours and returned to base with various mechanical failures. Near the end of sally number ten, a crew member from who had been taken sick, was transferred to U-20 on 4 August 1943. The boat docked at Constanta on the seventh. 11th to 14th patrols These patrols were conducted between Constanta and Sevastopol. U-20 sank the Soviet Vaijan Kutur'e on 16 January 1944 off Cape Anakria. 15th patrol The boat sank Pestel on 19 June 1944 off Trabzon. The Soviets reported that this ship was sunk in Turkish territorial waters. She also sank the Soviet landing craft DB-26 on 26 June with gunfire and demolition charges. 16th patrol and fate She was scuttled on 10 September 1944, in the Black Sea off the coast of Turkey. On 3 February 2008, The Daily Telegraph newspaper reported that U-20 had been discovered by Selçuk Kolay, a Turkish marine engineer, in of water off the coast of the Turkish city of Karasu. Summary of raiding history References Notes Citations Bibliography External links German Type II submarines U-boats commissioned in 1936 U-boats scuttled in 1944 World War II submarines of Germany World War II shipwrecks in the Black Sea 1936 ships Ships built in Kiel Ships built in Romania Maritime incidents in September 1944 Shipwrecks of Turkey