She also owns more guns than any of us.
I have four of these, how many does she have?

-Mike "I cannot tell a lie"
Once out of the bathtub how good are yours?

This is a list of active Royal Navy ships, complete and correct as of 20 April 2012.
In total there are 79 commissioned ships in the navy. 19 of the commissioned vessels are major surface combatants (6 guided missile destroyers and 13 frigates) and 11 are nuclear powered submarines (4 ballistic missile submarines and 7 fleet submarines). In addition the Navy possesses an aircraft carrier (in service as a helicopter carrier), a helicopter carrier and 2 landing platform docks. The total displacement of the Royal Navy is approximately 340,000 tonnes (775,000 tonnes including the Royal Fleet Auxiliary and Royal Marines).
The 19 ships of the Royal Fleet Auxiliary are not included in this list or above figures; additionally there are 120 minor vessels such as tugs provided by the private Serco Denholm; and training vessels based at the various shore establishments.
All ships and submarines currently in commission with the Royal Navy were built in the United Kingdom, with the exception of Endurance and Protector which were built in Norway. All vessels of the Royal Navy bear the ship prefix "HMS" - Her (or His) Majesty's Ship. However, Gleaner also uses the prefix "HMSML" - Her (or His) Majesty's Survey Motor Launch.