Survey ships of the Royal New Zealand Navy

Commissioned survey and research vessels of the Royal New Zealand Navy

Royal New Zealand Navy

The Royal New Zealand Navy is the maritime arm of the New Zealand Defence Force...

from its formation on 1 October 1941 to the present:

Name	Type	Class	Dates	Notes
HMNZS Lachlan (F364)	Survey vessel	River class River class frigate The River class frigate was a class of 151 frigates launched between 1941 and 1944 for use as anti-submarine convoy escorts in the North Atlantic....	1949–1975	Converted frigate. Replaced by Monowai
HMNZS Monowai (A06) HMNZS Monowai (A06) HMNZS Monowai was a hydrographic survey vessel of the Royal New Zealand Navy from when she was commissioned in 1977 until 1997.-Construction and acquisition:...	Hydrographic survey vessel Hydrographic survey Hydrographic survey is the science of measurement and description of features which affect maritime navigation, marine construction, dredging, offshore oil exploration/drilling and related disciplines. Strong emphasis is placed on soundings, shorelines, tides, currents, sea floor and submerged...	Converted merchant ship	1975-1997	Former Pacific Island ferry Moana Roa. Replaced by Resolution.
HMNZS Resolution (A14)	Survey and research vessel Research vessel A research vessel is a ship designed and equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel, others require a dedicated vessel...	Stalwart class Stalwart class ocean surveillance ship Stalwart class auxiliary general ocean surveillance ships were a class of United States Naval Ship auxiliary support Ocean Surveillance Ships commissioned between April 1984 and January 1990...	1997–current	Former USNS Tenacious
HMNZS Takapu HMNZS Takapu HMNZS Takapu was a modified Moa class inshore patrol vessel of the Royal New Zealand Navy .She was built by 1980 by the Whangarei Engineering and Construction Company as a version re-engineered for use as an inshore survey vessel....	Inshore survey boat	Moa class Moa class patrol boat The Moa-class patrol boat is a class of patrol boats built between 1978 and 1985 for the Royal New Zealand Navy by the Whangarei Engineering and Construction Company...	1980-?
HMNZS Tarapunga HMNZS Tarapunga HMNZS Tarapunga was a modified Moa class inshore patrol vessel of the Royal New Zealand Navy .She was built by 1980 by the Whangarei Engineering and Construction Company as a version re-engineered for use as an inshore survey vessel....	Inshore survey boat	Moa class Moa class patrol boat The Moa-class patrol boat is a class of patrol boats built between 1978 and 1985 for the Royal New Zealand Navy by the Whangarei Engineering and Construction Company...	1980-?
HMNZS Tui (T234) HMNZS Tui (T234) HMNZS Tui was a Bird class minesweeper of the Royal New Zealand Navy. She was commissioned in 1941 for minesweeping and anti-submarine roles....	Oceangraphic research Research vessel A research vessel is a ship designed and equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel, others require a dedicated vessel...	Bird class Bird class minesweeper The Bird class minesweeper was a naval trawler built to Admiralty specifications so it could function as a minesweeper. Forty-five were built. The RNZN ships were also referred to as corvettes....	1956-1967	1941-1946 was AS Anti-submarine warfare Anti-submarine warfare is a branch of naval warfare that uses surface warships, aircraft, or other submarines to find, track and deter, damage or destroy enemy submarines.... MS Minesweeper (ship) A minesweeper is a small naval warship designed to counter the threat posed by naval mines. Minesweepers generally detect then neutralize mines in advance of other naval operations.-History:... naval trawler, 1952-1955 was training ship School ship A training ship is a ship used to train students as sailors. The term is especially used for ships employed by navies to train future officers. Essentially there are two types: those used for training at sea and old hulks used to house classrooms....
HMNZS Tui (1970) HMNZS Tui (1970) HMNZS Tui, formerly USNS Charles H. Davis , was one of nine Conrad class oceanographic ships built for the United States Navy , that later saw service in the Royal New Zealand Navy...	Research vessel Research vessel A research vessel is a ship designed and equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel, others require a dedicated vessel...	Conrad class	1970–1997	Replaced by Resolution.

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