List of shipwrecks in July 1940

The list of shipwrecks in 1940 includes ships sunk, foundered, grounded, or otherwise lost during July 1940.

For the loss of Avelona Star on this day, see the entry for 30 June 1940 World War II: Operation Catapult: The Bretagne-class battleship was shelled and sunk at Mers-el-Kébir, Algeria by the Royal Navy with the loss of 977 of her 1,012 crew.

World War II: Operation Catapult: The Mogador-class destroyer was shelled and disabled by the Royal Navy at Mers-el-Kébir with the loss of 18 of her crew.

She was later repaired and returned to service.

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