She sank Lysefjord west of Havana on 2 April 1943, and on 3 April sank the oil tanker Gulfstate about 50 nautical miles east northeast of Marathon Key, Florida (in 2013 the National Oceanic and Atmospheric Administration's Remediation of Underwater Legacy Environmental Threats (RULET) project found the sunken Gulfstate to be a potential source of oil pollution.