Royal Navy Archer-class warship assigned to University Royal Naval Unit (URNU) of Oxford, Oxford Brookes and Reading Universities. Patrol Boat built 1985 by Watercraft Marine. Call Sign GAAS, IMO 0, MMSI 235009950. Commanding Officer Lieutenant Brian Drewett. Navigation and seamanship training. Berthed Crosswall Quay, Tidal Harbour. Stern of RNLI City of London II rescue boat on the left. Photo taken 28 March 2013.