A distant starboard quarter view, taken from very fine off the stern, of the Royal Navy frigate Charybdis (1968) under way during exercise Sally Forth in the North Sea off the Firth of Forth. Her pendant number is F75 and she is the leader of the 1st Frigate Squadron. She has just fired her Limbo mortar ahead and to port. She has a VDS well in her stern and is heading away from the photographer, who is on board the guided missile destroyer Bristol (1969).