german type iii submarine boat german_imperial_navy german kaiserliche_marine world war boat ordered commissioned german_imperial_navy july submarine conducted seven patrols sank ships war total loss gross register tons grt operated based surrendered january remainder flotilla following order admiral return port passage managed sink battleship later broken construction ordered german_imperial_navy built hamburg following year construction launched hamburg january commissioned later year command like type iii submarines carried torpedoes armed deck gun carry crew men cruising range nautical miles displacement long tons surfaced long tons submerged engines enabled travel knots mph surfaced knots mph submerged service history patrol soon left encountered grt american sailing ship sank attack boat stopped days later sighted grt british barge launched torpedo instead hit british ship grt sank barge sunk following day found portuguese grt grt respectively sunk nautical miles north day later found portuguese grt ship sank nautical miles south prey day days later finally encountered sank merchant grt british carrying coal malta days later sank grt british steamer going liverpool killing later day sank grt ton italian steamer carrying ore grt coal carrying greek steamer attacked days later sinking close followed sinking grt norwegian steamer killing days later grt italian scuttled hit ship sink returning base second patrol began second patrol sinking grt french steamer carrying wood munitions hay sank nautical miles north torpedoed later day encountered grt italian steamer sinking coast algeria casualties days grt british steamer carrying coal found torpedoed beached coast algeria torpedo damage killed wrecked ship attacked grt british steamer days later casualties captain taken prisoner following day torpedoed grt british steamer damaged days later submarine found target second patrol steamer sank nautical miles cape patrol started patrol finding sinking grt italian coast africa sank grt british steamer city days later nautical miles northeast christmas day sank grt italian sailing vessel gunfire near new year day grt british steamer damaged attack killed men later beached refloated days later grt british steamer carrying coal sunk sunk grt british steamer carrying coal later day days later torpedoed arab grt british steamer coal coast killing fourth patrol fourth patrol successful month sank vessels victim grt french steamer went march day managed damage british steamer days later sank grt italian steamer algeria april sank french vessel april sank italian sailing ship british vessel fifth patrol began fifth war patrol damaging grt british steamer carrying coal coast killing days later ran grt british steamer carrying coal torpedoed south east cabo killing day came grt danish iron schooner sinking fired deck gun deaths days later new sweden grt swedish steamer hit sank days later found grt spanish steamer sank casualties days grt french grt italian torpedoed boat casualties sixth patrol shortly sixth patrol took command sixth patrol encountered grt british steamer torpedoed south survived days later sank war swallow grt british merchant ship carrying coal days passed found target italian steamer ship carrying cotton sank lives lost days later grt british steamer torpedoed killing damaged sank grt british coal steamer days later sinking ship killing following day torpedoed grt british steam merchant carrying coal followed attack grt british steamer following day sank man ship sunk patrol grt italian sunk coast tunisia seventh patrol november days armistice germany sank british battleship voyage gibraltar torpedoed initial explosion ship began listing degrees port minutes later explosion started fire magazine resulted explosion magazine stayed degrees hours sinking gross register tons largest ship boat sank sink patrol summary raiding history
SM UB-50