raikes passed his ‘perisher' course in 1940 and in september 1941 took command of hms "seawolf" which was sent to polyarnoe in the arctic, where he remained for a year. on patrol in march 1942 raikes sighted the german battleship "tirpitz": he was too far away to attack, but his enemy-locating report enabled the carrier "victorious" to attack with her albacore torpedo-bombers. on the same patrol, raikes heard the propeller noise of a u-boat surfacing and carried out an attack with his stern torpedoes; there was an explosion and black smoke, but no wreckage was found. ‘for daring enterprise and devotion to duty in successful patrols in h.m. submarine seawolf’ raikes was awarded the dso.