The Thetis-class ocean patrol vessels, also called Stanflex 3000, is a class of large patrol vessels built for the Royal Danish Navy

Royal Danish Navy

The Royal Danish Navy is the sea-based branch of the Danish Defence force. The RDN is mainly responsible for maritime defence and maintaining the sovereignty of Danish, Greenlandic and Faroese territorial waters...

. The class comprises four ships, all built and commissioned in the early 1990s. The ships' tasks are mainly maintenance of sovereignty, search and rescue, fishery inspection and support to local (mainly Greenlandic) authorities. The operation areas are normally Greenland

Greenland

Greenland is an autonomous country within the Kingdom of Denmark, located between the Arctic and Atlantic Oceans, east of the Canadian Arctic Archipelago. Though physiographically a part of the continent of North America, Greenland has been politically and culturally associated with Europe for...

 and the Faroe Islands

Faroe Islands

The Faroe Islands are an island group situated between the Norwegian Sea and the North Atlantic Ocean, approximately halfway between Scotland and Iceland. The Faroe Islands are a self-governing territory within the Kingdom of Denmark, along with Denmark proper and Greenland...

, but the vessels also operate near Iceland on transit between Greenland and the Faroe Islands, and near Denmark.

Design

The ships each have double-skinned ice-reinforced hulls so that the ships can break through 80 centimetres (31.5 in) of solid ice. Thetis has undergone a conversion, first to participate in the CANUMAS-project, and later to become the fleet's flagship, a role that ended in SEP 2007. The Danish Navy has retrofitted the vessels with 12.7 millimetre (0.5 in) heavy machine guns, Stinger launchers and decoy launching systems. The ships can carry and use multiple StanFlex

StanFlex

StanFlex is a modular mission payload system used by the Kongelige Danske Marine ....

 mission modules.

In the most common role (ocean patrol), the standard base crew is 47 persons and 16 conscripts, but in either command ship role or more warfare heavy roles, the base crew is expanded to 60 persons plus 4 aircrew for the Westland Lynx Mk.90B

Westland Lynx

The Westland Lynx is a British multi-purpose military helicopter designed and built by Westland Helicopters at its factory in Yeovil. Originally intended as a utility craft for both civil and naval usage, military interest led to the development of both battlefield and naval variants...

 and one or two doctors. Accommodation is available for 101 personnel in all.

List of ships

Name	Pennant number Pennant number In the modern Royal Navy, and other navies of Europe and the Commonwealth, ships are identified by pennant numbers...	Int'l c/s	Shipyard Shipyard Shipyards and dockyards are places which repair and build ships. These can be yachts, military vessels, cruise liners or other cargo or passenger ships. Dockyards are sometimes more associated with maintenance and basing activities than shipyards, which are sometimes associated more with initial...	Laid down	Launched	In service	Christened by	Decommissioned
Thetis HDMS Thetis (F357) HDMS Thetis is a Thetis-class ocean patrol vessel belonging to the Royal Danish Navy.In mid-1990s the ship served as a platform for seismic operations in the waters near Greenland. In 2002 she took over the role from her sister ship Hvidbjørnen as a platform for Commander Danish Task Group. The...	F357	OUEU	Svendborg Skibsværft Svendborg Skibsværft Svendborg Skibsværft was a shipyard, which was located in Svendborg, Denmark. Founded in 1907 by ship builder George Ring Andersen. In 1999 the company was declared bankrupt.-References:...	10 October 1988	14 July 1989	1 July 1991	Frederik, Crown Prince of Denmark Frederik, Crown Prince of Denmark Frederik, Crown Prince of Denmark, Count of Monpezat, is the heir apparent to the throne of Denmark. Frederik is the elder son of Queen Margrethe II and Henrik, the Prince Consort.-Name and christening:...	-
Triton HDMS Triton (F358) HDMS Triton is a Thetis-class frigate belonging to the Royal Danish Navy. It is being used to exercise the Danish sovereignty over the waters around Greenland and the Faroe Islands....	F358	OUEV	Svendborg Skibsværft	27 June 1989	16 March 1990	2 December 1991	Poul Schlüter Poul Schlüter Poul Holmskov Schlüter is a Danish politician, who served as Prime Minister of Denmark from 1982 to 1993.Born in Tønder, south Jutland, he graduated from the University of Copenhagen in 1957 with a degree in law, and joined the bar in 1960. Schlüter was a member of the Danish Parliament for the... , Prime Minister of Denmark Prime Minister of Denmark The Prime Minister of Denmark is the head of government in Danish politics. The Prime Minister is traditionally the leader of a political coalition in the Folketing and presides over the cabinet....	-
Vædderen HDMS Vædderen (F359) HDMS Vædderen is a Thetis-class ocean patrol vessel of the Royal Danish Navy. She is employed to exercise Danish sovereignty in waters around the Faroe Islands and Greenland....	F359	OUEW	Svendborg Skibsværft	19 March 1990	21 December 1990	9 June 1992	Atli Dam Atli Dam Atli Pæturssonur Dam was Prime Minister of the Faroe Islands on five separate occasions.... , Prime Minister of the Faroe Islands Prime Minister of the Faroe Islands This is a list of Prime Ministers of the Faroe Islands.The Faroese term for the function, Løgmaður literally means "Lawman".-First Ministers :-First Ministers :-See also:...	-
Hvidbjørnen HDMS Hvidbjørnen (F360) The HDMS Hvidbjoernen is a belonging to the Royal Danish Navy.-Service :Hvidbjoernen served as a platform for Commander Danish Task Group, in the period 1998-2002, whereafter her sister ship Thetis assumed the role.During a patrol in Faroes waters, the French trawler Bruix was suspected of...	F360	OUEX	Svendborg Skibsværft	2 January 1991	11 October 1991	30 November 1992	Lars Emil Johansen Lars Emil Johansen Lars Emil Johansen was the second Prime Minister of Greenland, serving from 1991 to 1997.Johansen was chairman of the political party Siumut between 1987 and 1997, seated in the Landsting from its creation in 1979... , Prime Minister of Greenland Greenland Greenland is an autonomous country within the Kingdom of Denmark, located between the Arctic and Atlantic Oceans, east of the Canadian Arctic Archipelago. Though physiographically a part of the continent of North America, Greenland has been politically and culturally associated with Europe for...	-