The Ton class were coastal minesweepers built in the 1950s for the Royal Navy, but also used by other navies such as the South African Navy and the Royal Australian Navy. They were intended to meet the threat of seabed mines laid in shallow coastal waters, rivers, ports and harbours, a task for which the existing ocean-going minesweepers of the Algerine class were not suited.
HMS Bassingham was one of 93 ships of the Ham class of inshore minesweepers, of which HMS Inglesham was the first. Their names were all chosen from villages ending in -ham. The minesweeper was named after Bassingham in Lincolnshire. She was built by Vospers Ltd. of Portsmouth, which later became Vosper-Thorneycroft and was commissioned in October 1953. She displaced 164 tons fully laden and was armed with one 40 mm Bofors gun.
The Ham class was a class of inshore minesweepers (IMS), known as the Type 1, of the British Royal Navy. The class was designed to operate in the shallow water of rivers and estuaries. All of the ships in the class are named for British place names that end with -"ham". The parent firm that was responsible for supervising construction was Samuel White of Cowes, Isle of Wight.
HMS Brigham was one of 93 ships of the Ham-class of inshore minesweepers.
HMS Greetham was one of 93 ships of the Ham class of inshore minesweepers. All ships in this class had names chosen from villages ending in -ham. The minesweeper was built by the firm of Herd & McKenzie in Buckie, Moray and was named after Greetham, Lincolnshire. Entering service in 1955, the vessel was transferred to the Libyan Navy in 1962 on loan and permanently in 1966. Renamed Zuara, the minesweeper was used as a patrol vessel until 1973. Zuara was sold to Captain Morgan Cruises of Malta for commercial use and renamed Lady Davinia. The ship was taken out of service in 2007 and laid up at Sliema Creek. Lady Davinia sank at her moorings in 2008 and for a short time became a diving attraction but in 2011 the wreck was partially broken up after being named a navigational hazard.
HMS Halsham was one of 93 ships of the Ham class of inshore minesweepers of the Royal Navy. Their names were all chosen from villages ending in -ham. The minesweeper was named after Halsham in the East Riding of Yorkshire.
HMS Mersham was a Ham-class minesweeper of the Royal Navy. All ships of the class were named after villages ending in -ham. The minesweeper was named after Mersham in Kent. Constructed at Appledore, in Devon, Mersham was launched in April 1954 and completed in January 1955. In April 1955, the ship was transferred to the French Navy and in French service, was known by its pennant number, M773, until it was renamed Violette in 1964. Throughout the 1950s and early 1960s, the vessel undertook minesweeping duties from Brest in Brittany, before being laid up in 1965. In 1974, the ship was transferred to the Gendarmerie and undertook patrol duties until finally being decommissioned in 1987.
HMS Petersham was a Ham-class minesweeper of the Royal Navy.
HMS Polsham was one of 93 ships of the Ham-class of inshore minesweepers.
HMS Portisham was one of 93 ships of the Ham-class of inshore minesweepers.
HMS Powderham was one of 93 ships of the Ham class of inshore minesweepers named after villages ending in -ham, in this case Powderham in Devon. She was launched on 27 November 1958 by J. Samuel White & Company Ltd, Cowes and commissioned in 1959. She was allocated pennant number M 2720.
HMS Puttenham(M2784) was a Ham-class inshore minesweeper of the Royal Navy. She was launched in 1956 and entered service in 1958. The 93 ships of the Ham class had names chosen from villages ending in -ham. The minesweeper was named after Puttenham.
HMS Saxlingham was one of 93 ships of the Ham-class of inshore minesweepers.
HMS Sidlesham was one of 93 ships of the Ham-class of inshore minesweepers. Their names were all chosen from villages ending in "-ham". This minesweeper was named after Sidlesham in West Sussex.
HMS Wrentham was one of 93 ships of the Ham-class of inshore minesweepers.
HMS Yaxham was one of 93 ships of the Ham class of inshore minesweepers.
The Echo class was a class of inshore survey vessels built for the British Royal Navy in 1958–1959. The class was designed to operate in close waters such as harbour approaches, shipping lanes, rivers and estuaries. Together, the ships of this class formed the Royal Navy's Inshore Survey Squadron.
HMS Waterwitch has been the name of several Royal Navy vessels:
In 1989 the Royal Navy was under the direction of the Navy Department in the UK Ministry of Defence. It had two main commands, CINCFLEET and Naval Home Command.
United Kingdom
