List of active Royal Marines military watercraft

It consists of a varied fleet of landing craft, patrol vessels and special forces watercraft (I.e. mini submarines etc.)

[6] As of 2019, four additional Griffon 2400 TD Landing Craft Air Cushion (Light) were in service with the Royal Marines.

The CRC has a speed of up to 40 knots, a range of 200 nautical miles and can be underslung from a helicopter or deployed from ships of various sizes.

As such, the RCs often find themselves deployed in amphibious and riverine operations around the globe, in environments ranging from the Arctic to the tropics.

[10][15] The Royal Navy operate three MK 11 Shallow Water Combat Submersibles (SWCS) for use by the Special Boat Service.

It is intended that such a vessel would provide a Task Group in the littoral zones protection from hostile fast attack craft.

It has a reported maximum speed of up to 55 knots and its hull features a highly stealthy design and advanced 'wave piercing' qualities.