Losses during the Battle of the Atlantic on:
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The following is a table of Allied shipping losses in the 
Battle of the Atlantic
The Battle of the Atlantic, the longest continuous military campaign in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II. At its core was the Allied naval blockade ...
during World War II. All shipping losses are in Gross Registered Tonnage (GRT).
Total losses by U-boats: 14,668,785
References
* Runyan, Timothy J.; Copes, Jan M. ''To Die Gallantly: The Battle of the Atlantic'', pgs. 85, 86 * Burns, R. W.;Warwick, K.; Rees, D. ''Radar Development to 1945'', pg. 260 * Hickam, Homer H. ''Torpedo Junction: U-Boat War Off America's East Coast, 1942'', pg. 2 * Beesly, Patrick; Erskine, Ralph; Gardner, W. J. R. ''Very Special Intelligence'', pg. 173 {{DEFAULTSORT:the Atlantic Battle of the Atlantic