U-857 under Rudolf Premauer transited New England en route to being sunk in April 1945 October 25, 2015March 7, 2017 Updated October 25, 2015by Eric Wiberg
U-190 under Max Wintermeyer: 15 days in New England, 111 days overall, no ships sunk May – July 1943 October 23, 2015March 7, 2017 Updated October 23, 2015by Eric Wiberg
U-106 under Hermann Rasch spent 7 days off New England Jan/Feb 1942 but sank nothing September 27, 2015March 7, 2017 Updated September 27, 2015by Eric Wiberg