File:WATU Pineapple diagram-fr.svg

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English: A diagram of "Pineapple", a tactic used in World War 2 by Allied escort ships to defend merchant convoys from German submarine attacks. This diagram is based on a diagram in Captain Gilbert Roberts R.N. and the Anti-U-Boat School by Mark Williams, p. 97.
Français : Schéma de la tactique en « Ananas » (Pineapple), utilisée pendant la Seconde Guerre mondiale par les navires d'escorte alliés pour défendre les convois marchands contre les attaques des sous-marins allemands. Basé sur un schéma extrait de Williams, Mark (1979) Captain Gilbert Roberts R.N. and the Anti-U-Boat School, London: Cassell, p. 97 ISBN: 9780304303861. OCLC: 925101911. .
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Source WATU Pineapple diagram.svg by Kurzon under licence CC-BY-SA 4.0
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current18:51, 19 February 2022Thumbnail for version as of 18:51, 19 February 20221,061 × 400 (113 KB)Sémhur (talk | contribs)== {{int:filedesc}} == {{Information |description={{en|1=A diagram of "Pineapple", a tactic used in World War 2 by Allied escort ships to defend merchant convoys from German submarine attacks. This diagram is based on a diagram in ''Captain Gilbert Roberts R.N. and the Anti-U-Boat School'' by Mark Williams, p. 96.<br/> # Under the cover of night, a U-boat sneaks into the convoy and torpedoes a merchant ship. # The U-boat dives and turns around to escape from astern. The escort ships to the r...

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