Flag Officer, Carriers and Amphibious Ships

Flag Officer, Carriers and Amphibious Ships (FOCAS)  was a senior Royal Navy post that existed from 1931 to 1979.

History
A Flag Officer with specific responsibilities for command of aircraft carriers within the Royal Navy was first established in September 1931 with the appointment of Rear-Admiral Reginald Henderson as Rear-Admiral, Carriers. He was succeeded by Rear-Admiral the Hon. Sir Alexander R. M. Ramsay later Vice-Admiral, Carriers. The post was held by successive flag officers under the titles as stated. In June 1968 the post Rear-Admiral, Carriers was renamed to Flag Officer, Carriers and Amphibious Ships, (FOCAS) which continued till December 1979 when the office was renamed Flag Officer, Third Flotilla this command however was broadened to include units other than aircraft carriers and amphibious ships.

The office holder reported to different senior flag officers during its existence including the Commander-in-Chief, Home Fleet, the Commander-in-Chief, Western Fleet and finally the Commander-in-Chief Fleet

Duties
At various times included:
 * Ensuring the operational effectiveness of Carrier Task Groups.
 * Responsible for the Fleet Air Arm afloat

Rear-Admirals/Vice-Admirals Aircraft Carriers
Post holders included:

Flag Officer, Aircraft Carriers
Included:

Note: The office holder was also known as Flag Officer, Aircraft Carriers in July 1970 the post is renamed Flag Officer, Carriers and Amphibious Ships

Flag Officer, Carriers and Amphibious Ships
Included: