RMAS Salmoor (A185) is a Sal-Class mooring and salvage vessel working at HMNB Clyde, and based at Great Harbour, Greenock. It came under the Royal Maritime Auxiliary Service department of the Royal Navy, and is now operated by Serco Denholm. Built by Hall, Russell & Company in 1985, her displacement is 2,200 tonnes and dimensions 77 m by 15 m by 4 m. Her complement is 19 and speed . Tasks include the laying and maintenance of underwater targets, navigation marks and moorings.