On 28 October she was attacked with no effect (beyond a little fright for her lookouts) by an anti-submarine aircraft.
Production continued through 1917, but in 1918, following a change in policy on anti-submarine aircraft, the final contract for 20 aircraft was cancelled.
She was believed to have been lost in a minefield or sunk by Italian anti-submarine aircraft.
They are protected by undersea minefields, attack submarines and anti-submarine aircraft.
The Wellington continued to serve throughout the war in other duties, particularly as an anti-submarine aircraft.
Mk 5 was an anti-submarine aircraft, which carried American sonobuoys and equipment.
Mk 6 was an anti-submarine aircraft, which carried British equipment.
Ikarus 214АМ2 - improved version of the anti-submarine aircraft.
The durable, anti-submarine aircraft was cramped, noisy, smelled of engine exhaust, and bathroom disinfectant.
A Canadian-built variant named the Bolingbroke was used as an anti-submarine and training aircraft.
