On the morning of 18 November , she spotted a convoy , but was in turn spotted by aircraft .
U-515 left St. Nazaire on 9 November and started patrolling off the Azores and Portuguese coast .
On the morning of 18 November , U-515 spotted a convoy , but was in turn spotted by aircraft .
U-515 left St. Nazaire on 9 November and started patrolling off the Azores and Portuguese coast .