Chapter 4 - Formations, Vessels, Aircraft and Vehicles of the Armed Forces
             
Table 4.5 Royal Navy and Royal Fleet Auxiliary ships and submarines that were operational or                      undergoing refit by class and base port, at 1 April 2009
Operational vessels are manned, in and around water, with readiness state under the command of CINCFLEET.
Vessels undergoing refit are unmanned and in a dockyard in the custody of the DE&S organisation.
Royal Navy submarines   Base port Operational Undergoing refit Total  
Trident   Faslane 3 1 4  
Fleet   Devonport 5 2 7  
    Faslane 1 - 1  
             
Royal Navy ships   Base port Operational Undergoing refit Total  
Aircraft Carriers   Portsmouth 1 1 2  
Landing Platform Dock   Devonport 1 1 2  
Landing Platform Helicopter   Devonport 1 - 1  
             
Destroyers            
      Type 42   Portsmouth 6 1 7  
             
Frigates            
      Type 23   Devonport 6 1 7  
    Portsmouth 6 - 6  
      Type 22   Devonport 2 2 4  
             
Offshore patrol            
      River class1   Portsmouth 4 - 4  
             
Mine countermeasures vessels            
      Hunt class   Faslane - - -  
    Portsmouth 7 1 8  
      Sandown class   Faslane 7 1 8  
    Portsmouth - - -  
             
Patrol craft            
      University Royal Navy Unit Navigational training   Various 14 - 14  
      Gibraltar Squadron   Gibraltar 1 1 2  
      Cyprus Squadron   Cyprus 2 - 2  
             
Survey ships   Devonport 4 1 5  
Ice patrol ships   Portsmouth - 1 1  
             
Royal Fleet Auxiliary Service2     Operational Undergoing refit Total  
Fleet Tankers    
5
1
6
  
Fleet Replenishment ships    
3
1
4
  
Joint Casualty Treatment Ship3    
-
1
1
  
Landing Ship Dock    
4
-
4
  
Forward Repair ships    
1
-
1
  
Roll-on Roll-off vessels4    
-
-
6
Source: MOD Resources and Plans
1. Includes FI protection vessel.
2. Support tankers taken out of service during 2008.
3. Also known as Aviation training ship, as vessel has both these roles.
4. Commercially owned vessels that are leased to the Royal Navy for training and operations as required.