The Supermarine Sea Otter was the last biplane used by the British Fleet Air Arm. The Sea Otter was to replace the Walrus.
The Sea Otter had retractable landing gear. The Sea Otter could be catapulted from ships.
The prototype of the Sea Otter first flew in August 1938.
The Sea Otter joined the Fleet Air Arm in November 1944.
Up until the 1950s the Sea Otter was still being used for Liaison and rescue operations.