7 Oct 1943 // Submarine HMS Trooper, on patrol in the Aegean Sea, was lost with all hands (64 men) on or around this date. Her wreck was discovered in the Aegean north of Donoussa in 2024, with damage confirming that she had been sunk by a German mine. #RoyalNavy #WW2 #NavalHistory

7 Oct 1918 // HM Drifter Ocean Foam, a Great Yarmouth boat in naval service as a patrol vessel, sank off Penzance following a collision with Admiralty trawler Castor II. All her crew were saved. #WW1 #RoyalNavy #NavalHistory

7 Oct 1918 // HM Trawler Kalmia, a Grimsby boat serving as a patrol vessel in the Aegean, was written off as a total loss after an accidental fire at Stavros. However, sold to new owners, she was repaired, and saw further naval service in the Second World War. #WW1 #RoyalNavy #NavalHistory

HMS Censeur resisted for more than an hour before, heavily damaged with rigging and masts shattered, she surrendered. Six of her crew died. She was the only escort captured, but more than half the merchant vessels from the 60-ship convoy also fell into French hands. #RoyalNavy #NavalHistory

The flooding eased for a time, but when waves and wind strengthened it began again, with increasing force. With the leak and the weather both worsening, the sloop was deliberately run ashore on Cabretta Island, Georgia, where she sank into the sand. No lives were lost. #RoyalNavy #NavalHistory

7 Oct 1711 (O.S.) // 32-gun 5th-rate HMS Faversham was wrecked off Cape Breton, Nova Scotia, while escorting three transports (all also wrecked) from New York to support the expedition against Quebec. Strong currents were blamed for the wreck. About 100 lives were lost. #RoyalNavy #NavalHistory

7 Oct 1683 (O.S.) // 16-gun 6th-rate HMS Francis, stationed in the Leeward Islands, disappeared around this date, believed foundered with all hands in the hurricane which affected the area in early October. #RoyalNavy #NavalHistory

During the action motor torpedo boat MTB.29 was damaged in a collision with another torpedo boat. She disengaged and began making her way back to Dover, but was attacked by a German minesweeper which raked her with gunfire and then rammed her. She sank with 10 men lost. #WW2 #RoyalNavy #NavalHistory

6 Oct 1940 // HM Drifter Scotch Thistle sank after running aground in the early hours of the morning off Frinton while sailing from Lowestoft to Burnham-on-Crouch. All her crew were safely taken off by the coaster Ipswich Trader. #RoyalNavy #WW2 #NavalHistory

6 Oct 1918 // Armed merchant cruiser HMS Otranto (ex SS Otranto, Orient Steam Navigation Co), serving as a troopship, grounded and was wrecked on Islay after colliding with HMS Kashmir during a gale. About 430 died, including over 340 US soldiers. (IWM image: SP 1064) #RoyalNavy #WW1 #NavalHistory

6 Oct 1915 // Paddle steamer HMS Brighton Queen, a seaside pleasure steamer taken over by the Admiralty in 1914, struck a mine laid by German submarine UC.5 off Nieuwpoort, Belgium, and sank with seven men lost. Another man died later of his injuries. #RoyalNavy #WW1 #NavalHistory

The officer of the watch told the court martial that when he went below to warn captain and pilot that land was very near, they seemed incapable of dealing with the situation and refused to come on deck. The court reprimanded both for negligence (but only fined the pilot). #RoyalNavy #NavalHistory

Images: Robert Dodd, 'The Quebec and Surveillante in Action' 1781 (National Maritime Museum); Auguste-Louis Rossel de Cercy, 'Battle between French frigate Surveillante and British frigate Quebec' c1780 (Musée national de la Marine), both via Wikimedia Commons. #RoyalNavy #NavalHistory

She then turned away and made sail as the privateer gave chase but was quickly overhauled and a battle ensued, ending with the sloop surrendering with heavy damage. Unfortunately her sacrifice did not buy enough time for her convoy to escape: all three ships were captured. #RoyalNavy #NavalHistory

Before anything could be done she had swung onto nearby rocks which pierced her hull, and she began to flood. The flooding quickly worsened and, all attempts to save her having failed, she was abandoned as a wreck after all salvageable equipment had been removed. #RoyalNavy #NavalHistory

6 Oct 1692 (O.S.) // 50-gun 4th-rate HMS Norwich was lost with all hands in a storm in the Leeward Islands where she had arrived to serve as a troop transport. She was anchored off St Christopher's when her cables parted in the storm, and she was not seen again. #RoyalNavy #NavalHistory

5 Oct 1944 // Motor launch HDML 1227 was withdrawing from Makronisi island in the Aegean after landing a patrol when she was attacked by two German torpedo boats, which shelled her and set her on fire. All the crew were rescued and taken prisoner by the Germans. #RoyalNavy #WW2 #NavalHistory

5 Oct 1944 // Minesweeper BYMS 2255 sank in Boulogne harbour when a mine exploded under her stern just after she had anchored after returning from a sweeping operation. Her crew evacuated in good order and there were no casualties. #RoyalNavy #WW2 #NavalHistory

The Giacomo Nani was one of a group of Italian submarines ordered from Naples to the Atlantic, to be based at Bordeaux, which had successfully passed through the Straits of Gibraltar in the early hours of 4 October. She was lost with all hands, reason unknown, in early January 1941. #RoyalNavy #WW2

5 Oct 1914 // Two trawlers in naval service as minesweepers disappeared with all hands while sweeping together in the southern North Sea: HMT Princess Beatrice (10 men lost) and HMT Drumoak (11 men lost). Explosions were heard, but no trace of the two could be found. #RoyalNavy #WW1 #NavalHistory