|It plays host to a large part of the surface fleet of the Royal Navy including Invincible-class aircraft carriers, Type 42 destroyers, the majority of the Type 23 frigates, fishery protection vessels and two squadrons of mine counter-measures vessels (minesweepers and mine hunters). Most of the vessels based in Portsmouth form part of the Portsmouth Flotilla, under the Fleet First reorganisation which saw the three port flotillas replace the frigate & destroyer squadrons and other groupings. |
In total some 17,300 people work in the base. Until recently it was the base of the Second Sea Lord who flies his flag in HMS Victory, which is the oldest commissioned warship in the world (although it was originally built at Chatham Dockyard).