of : She had her first success on 2 November, sinking the unescorted Greek merchant steamer Aegeus off Cape Columbine. There were no survivors. On 9 November, the U-boat attacked and damaged the unescorted British oil tanker Cerion south of Port Elizabeth with her 37 mm and 20 mm AA guns, after her deck gun malfunctioned, and several attacks with torpedoes failed. The British tanker Scottish Chief was the next victim on 19 November; she was loaded with of fuel oil, and was torpedoed by U-177 about east southeast of Durban. The ship exploded and sank in flames, with only 12 of the crew of 48 surviving. The unescorted Liberty ship was hit by two torpedoes from U-177 on 20 November. The ship's armed guards opened fire with her and guns, while the engines were secured; subsequently the eight officers, 33 crewmen and 21 armed guards abandoned ship in four lifeboats. Within half an hour the ship sank. Pierce Butlers third mate was questioned by officers from U-177 who offered to send a distress signal if none had been sent. The ship had, and the crew were picked up about 20 hours later by . U-177 next sank the unescorted British troop transport southeast of Lourenço Marques on 28 November. The ship was carrying mail, passengers and 780 Italian prisoners of war and civilian internees from Port Tewfik, Massawa and Aden to Durban. Hit by three torpedoes, she sank within ten minutes. The U-boat picked up two survivors to identify the ship, who turned out to be Italian merchant sailors. Mindful of the Laconia Order issued two months previously, Gysae radioed the BdU (U-boat headquarters) and was ordered to continue his patrol while they notified the Portuguese authorities, who sent the frigate to help. The frigate rescued only 194 survivors. From the 1,052 aboard, 858 were lost, including 650 Italians. On 30 November, she sank the unescorted British troop transport Llandaff Castle with two torpedoes southeast of Lourenço Marques. The former Union-Castle Line passenger ship had 150 passengers on board, including six Soviet diplomats with their wives and children and 70 military officers with their families. Three crew members were lost. The survivors were later rescued by . U-177 torpedoed the unescorted Greek merchant ship Saronikos off Mozambique, on 7 December, which broke in half and sank within two minutes. The Germans questioned the only two survivors from the crew