Were U boats ever givin a Chance to Surrender?

[P_Funk]

Originally Posted by joea

I alos read how many USN sailors were amazed at how many depth charges British and Canadian vessels would load up in port before going out to join their convoys.

Indeed. It isn't marksmanship hunting u-boats. Its more like firing grapeshot at a small bird dancing around you through a fog at twice the distance you can aim properly.