World

The seaplane left RAF Castle Archdale around 0500LT on a routine maritime patrol flight to Reykjavik, Iceland. Around 0915LT, the crew spotted the German U-Boat registered U-489 that was performing its first sortie from Kiel. The crew of the Sunderland completed four attacks when he was hit by enemy fire. The captain was forced to ditch the aircraft that sank within 5 minutes. Five crew members were killed while six others were rescued. The U-Boat was lost as well.
Crew (423rd Squadron):
F/O Harry Bertram Parliament,
Sgt Frank Ginger Hadcroft 9.

The crew was engaged in an anti-submarine patrol flight over the Atlantic Ocean. En route, the German submarine U-572 was spotted, cruising some 550 km off the Guyana coast. The crew of the Mariner attacked the submarine that was sunk. But it seems the Mariner was shot down as well and crashed into the sea at 11°35' N 54°06' W. No trace of the aircraft nor the crew was found.
Crew:
Lt Clifford C. Cox 11.

Crashed in unknown circumstances into the Atlantic Ocean while on a flight from RAF Castle Archdale to Gibraltar. No trace of the aircraft nor the crew was ever found.

Lost without trace into the Gulf of Mexico while on a maritime patrol flight.

The crew was engaged in a antisubmarine patrol flight off the Fiji Islands coast and left Nausori Airport that day. En route, the aircraft ditched in the ocean. No trace of the aircraft nor the crew was ever found.
Crew (4th Squadron):
F/O Alistair Parata,
Sgt Albert Moss,
W/O Egbert Willis,
F/Sgt George Billson,
Sgt Michael Horgan.

The aircraft was involved in an escort mission. By night, the crew encountered technical problems with an engine and the captain decided to ditch the aircraft at 0030LT. Two crew members were killed while six others were rescued.
Crew (86th Squadron):
F/Sgt John Richard Fast,
Sgt Hollick.

The crew left RAF Hamworthy (Poole, Dorset) at 1900LT on a maritime patrol flight over the Bay of Biscay and was scheduled to return a day later around 1400LT. The seaplane failed to return and crashed into the Atlantic Ocean in unknown circumstances. No trace of the aircraft nor the 10 crew members was ever found.

The crew was engaged in a SAR mission over the Atlantic ocean to localize the crew of a RAF Boeing B-17 registered FA704 that crashed into the sea after being shot down by a German submarine about 200 km northwest of the Feroe Islands. For unknown reasons, the seaplane landed hard and came to rest upside down. All nine occupants were able to evacuate and took refuge in two dinghies. Unfortunately, the crew of USS Symbol arrived on scene six days later only, on June 17. On site, only one survivor could be evacuated as all eight other occupants were found dead.

The crew was engaged in a mission to attack the German submarine U-417 cruising in the north Atlantic Ocean. During the attack, the aircraft was hit by bullets and the crew decided to ditch some 200 km northwest of the Feroe Islands. While the aircraft sank and was lost, all eight crew members were rescued.
Crew (206th Squadron):
W/C R. B. Thomson 7.

The aircraft left Suva Airport in the night on a routine mission to Auckland. While cruising over the Pacific Ocean, the seaplane crashed in unknown circumstances. Some debris were found few days later on beaches near Lauthala Bay but no trace of the 15 occupants.