Events

On 8 July 1940, Cayton Wyke was sunk off Dover, close to the South Goodwin Lightship, after being hit by a torpedo from a German E-boat, commonly identified as S-36. Naval-History records her as lost by surface-craft torpedo, while shipwreck lists state that all 18 crew were lost. She also has a notable earlier wartime footnote: in October 1939, she helped HMS Puffin sink the German submarine U-16 near Dover. For divers, Cayton Wyke is a compact but powerful Channel war wreck: a former fishing trawler turned hunter, lost in the knife-edge summer of 1940, when the Dover Strait was less a sea lane and more a firing range with tides

Requisitioned again on 28 April 1940, Tranquil became Royal Navy minesweeper FY 920. After repairs at Tilbury, she left dock on 14 June 1942, but two days later, on 16 June 1942, she sank following a collision off Deal, Kent. At least one crewman is specifically recorded as lost: Seaman Kenneth James Pentreath, Royal Naval Patrol Service, aged 21, who drowned on active service. For divers, Tranquil is one of those quietly powerful Channel wrecks: a fishing boat turned wartime minesweeper, twice taken into naval service, lost close to the Dover approaches in the middle of Britain’s coastal war. Small ship, hard life, proper story.

On 23 March 1916, Sea Serpent struck a mine laid by the German submarine UC-6, commanded by Matthias Graf von Schmettow, and sank off Folkestone Pier, at approximately 51°02’N, 01°12’E. At least two crewmen are recorded as lost: fireman George James Anderson, aged 24, and mess room boy Frederick William Barrow, aged only 16. For divers, this is a classic Channel war-loss: a modest merchant steamer, a practical cargo, a minefield off the Kent coast, and a wreck with the quiet weight of ordinary men caught in extraordinary danger.

On 28 July 1894, Castor was on passage from Smyrna, now Izmir, to Amsterdam, having called at Algiers, when she was caught in dense fog off Dungeness / Folkestone and collided with the German barque Ernst. She was struck amidships and sank, but her 25 crew and 3 passengers were all saved. Her cargo gives this wreck its real intrigue: 14 Greco-Roman sculptures and inscriptions, packed in two crates for the Rijksmuseum van Oudheden in Leiden. Divers later recovered several second-century marble pieces from the wreck, including sculptured heads and funerary monuments. Today, Castor is a cracking dive with a rare story: a Dutch steamer, a Channel collision, and classical antiquities lying in the silt like history had dropped its handbag

On 4 January 1918, Nunima was on passage from Bilbao to Middlesbrough with a cargo of iron ore when she sank after a collision off Folkestone, reported variously as with P19 or an unidentified Royal Navy torpedo boat. UKHO-derived wreck data places the wreck at about 50°58.304'N, 1°08.678'E, lying upright and largely intact in roughly 32 metres, with a least depth of around 19 metres over the wreck. No lives were lost, which is a rare mercy in these Channel stories and frankly suspiciously decent of history for once. For divers, Nunima is a big, upright First World War merchant steamer with cargo history, scale, structure and a proper Dover Strait collision story. A solid wreck with presence.

On 10 May 1918, Amplegarth was on passage from Dunston-on-Tyne to St Nazaire with a cargo of coal when she struck a mine laid by the German minelaying submarine UC-71, commanded by Oberleutnant zur See Walter Warzecha. She sank about 1 mile west-south-west of Dover Harbour. The best Cardiff shipping summary I found records no lives lost, which is a blessedly rare line in a First World War wreck note. For divers, this is a proper Dover war wreck: a big merchant steamer, a working cargo, a UC-boat minefield, and a loss right on the doorstep of one of the busiest wartime ports in Britain.

Efford sank after the collision, reportedly cut in two, and her remains are known as two separated wreck sections off Dover. That makes her an especially interesting dive: not a grand liner or warship, but a compact coaster with a dramatic physical story written into the seabed. For divers, Efford offers exactly the sort of Channel wreck that rewards close inspection: broken structure, wartime context, collision damage, and the odd thrill of knowing the bow and stern are not necessarily where polite naval architecture intended them to be.