On Fri. 05 Jul 1940 German auxiliary minesweepers M1803 (trawler Spitz.....
German auxiliary minesweepers M1803 (trawler Spitzbergen), M1806 (trawler Cuxhaven), and M1807 (trawler Mulsum) attacked and damaged British submarine HMS Shark in Boknafjord near Stavanger, Norway at 2200 hours.