About Revisions U-346 Hela, Poland More Info Max Depth: Over 150ft/46m Entry Type: Boat Bottom Composition: Sand Aquatic Life: Might See Something 3/21/2014 7:34 AM LatitudeAdjustment

Sunk 20 Sept, 1943 in the Baltic Sea near Hela, in position 54.25N, 19.50E, in a diving accident. 37 dead and 6 survivors

Apparently she is an ideal dive site at 54 37’38"N, 18 50’40"E at depth of 49-56 meters.
According to the site "Baltic Wrecks" she is located at 54 37’29"N, 18 50’26"E (balticwrecks.com/en/wrecks/u-346/).