German submarine U-853
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German submarine U-853 was a Type IXC/40 U-boat of Nazi Germany's Kriegsmarine during World War II. Her keel was laid down on 21 August 1942 by DeSchiMAG AG Weser of Bremen. She was commissioned on 25
USS Moberly launches a hedgehog weapon against U-853
Hedgehog charges detonate on the ocean floor
Synthetic aperture sonar imagery of the German submarine U-853.
Hedgehog (weapon)
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The Hedgehog was a forward-throwing anti-submarine mortar that was used primarily during the Second World War. The device, which was developed by the Royal Navy, fired up to 24 spigot mortars ahead of
German submarine U-853
…and USS Atherton, and the patrol frigate USS Moberly. The group discovered U-853 bottomed in 18 fathoms (108 ft; 33 m), and dropped depth charges and hedgehogs during a 16-hour attack. At first, the U-boat attempted to flee, then tried to hide by lying still. Both times it was found by sonar. On the morning…
On HMS Westcott, November 1945
USS Sarsfield after firing dual Hedgehogs, 1950