USS Torsk
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USS ''Torsk'',
hull number Hull number is a serial identification number given to a boat or ship. For the military, a lower number implies an older vessel. For civilian use, the HIN is used to trace the boat's history. The precise usage varies by country and type. United ...
SS-423, is a built for the
United States Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...
during
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposing ...
. Armed with ten
torpedo tube A torpedo tube is a cylindrical device for launching torpedoes. There are two main types of torpedo tube: underwater tubes fitted to submarines and some surface ships, and deck-mounted units (also referred to as torpedo launchers) installed aboa ...
s, the ''Tench''-class submarines were incremental developments of the highly-successful s that formed the backbone of the US Navy's submarine force during the war. ''Torsk'' was
laid down Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship. Keel laying is one o ...
at the
Portsmouth Navy Yard The Portsmouth Naval Shipyard, often called the Portsmouth Navy Yard, is a United States Navy shipyard in Kittery on the southern boundary of Maine near the city of Portsmouth, New Hampshire. Founded in 1800, PNS is U.S. Navy's oldest continuo ...
in June 1944, was launched in September that year, and commissioned in December. In 1945, ''Torsk'' made two war patrols off Japan, sinking one cargo vessel and two coastal defense frigates. The latter of these, torpedoed on 14 August 1945, was the last enemy ship sunk by the United States Navy in World War II. Throughout the 1950s and 1960s, she operated primarily as a
training vessel A training ship is a ship used to train students as sailors. The term is mostly used to describe 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 class ...
; she also went on deployments to the
Mediterranean Sea The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the ...
and helped to train elements of the Atlantic Fleet in anti-submarine tactics. Decommissioned in 1964, she served for another seven years as a training vessel for the Naval Reserve. She was stricken from the
Naval Vessel Register The ''Naval Vessel Register'' (NVR) is the official inventory of ships and service craft in custody of or titled by the United States Navy. It contains information on ships and service craft that make up the official inventory of the Navy from t ...
in December 1971 and turned over to the state of Maryland for use as a museum ship. She is now part of the fleet of Historic Ships in Baltimore.


Name

Following US Navy naming practice for submarines up to the 1950s, ''Torsk'' was named for a fish: "Torsk" is the common name in the North American fishery for the Cusk, a
cod Cod is the common name for the demersal fish genus '' Gadus'', belonging to the family Gadidae. Cod is also used as part of the common name for a number of other fish species, and one species that belongs to genus ''Gadus'' is commonly not call ...
-like fish in the family
Lotidae The Lotidae are a family of cod-like fishes commonly known as lings or rocklings. They are found in the Arctic, Atlantic, and Pacific Oceans. Except for a few species of ''Gaidropsarus'', all are restricted to the Northern Hemisphere. All speci ...
. It is also a Scandinavian term for the
Atlantic cod The Atlantic cod (''Gadus morhua'') is a benthopelagic fish of the family Gadidae, widely consumed by humans. It is also commercially known as cod or codling.fleet submarine A fleet submarine is a submarine with the speed, range, and endurance to operate as part of a navy's battle fleet. Examples of fleet submarines are the British First World War era K class and the American World War II era ''Gato'' class. The t ...
s that proved to be highly successful during operations against Japan in the Pacific War. The ''Tench''es, the culmination of early wartime experiences, were the last submarine class to be built by the
United States Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...
during the war. ''Torsk'' was long, with a beam of and a maximum
draft Draft, The Draft, or Draught may refer to: Watercraft dimensions * Draft (hull), the distance from waterline to keel of a vessel * Draft (sail), degree of curvature in a sail * Air draft, distance from waterline to the highest point on a vesse ...
of . She displaced surfaced and submerged. The ''Tench''-class submarines were powered by four
Fairbanks-Morse Fairbanks, Morse and Company was an American manufacturing company in the late 19th and early 20th century. Originally a weighing scale manufacturer, it later diversified into pumps, engines, windmills, coffee grinders, radios, farm tractors, fee ...
Model 38D8-⅛ 10-
cylinder A cylinder (from ) has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base. A cylinder may also be defined as an infin ...
opposed piston
diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-ca ...
s driving
electrical generator In electricity generation, a generator is a device that converts motive power (mechanical energy) or fuel-based power ( chemical energy) into electric power for use in an external circuit. Sources of mechanical energy include steam turbines, g ...
s. These were rated at for a maximum speed of on the surface. During underwater operations, she was powered by two 126-
cell Cell most often refers to: * Cell (biology), the functional basic unit of life Cell may also refer to: Locations * Monastic cell, a small room, hut, or cave in which a religious recluse lives, alternatively the small precursor of a monastery ...
''Sargo'' batteries that drove two low-speed direct-drive
General Electric General Electric Company (GE) is an American multinational conglomerate founded in 1892, and incorporated in New York state and headquartered in Boston. The company operated in sectors including healthcare, aviation, power, renewable en ...
electric motor An electric motor is an electrical machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate for ...
s. Her electric motors provided and a top speed of submerged. While surfaced, she had a cruising radius of at a speed of . Her submerged endurance was limited by the life of her batteries, which at a speed of , would be depleted after 48 hours. She could carry enough provisions for her crew of ten officers and 71 enlisted men for 75 days of operations. The submarine was armed with ten
torpedo tube A torpedo tube is a cylindrical device for launching torpedoes. There are two main types of torpedo tube: underwater tubes fitted to submarines and some surface ships, and deck-mounted units (also referred to as torpedo launchers) installed aboa ...
s, six of which were in the bow, with the other four located in her stern. These were supplied with a total of 28 
torpedo A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, s ...
es. She was also fitted with a /25 caliber
deck gun A deck gun is a type of naval artillery mounted on the deck of a submarine. Most submarine deck guns were open, with or without a shield; however, a few larger submarines placed these guns in a turret. The main deck gun was a dual-purpose ...
and a Bofors 40 mm and
Oerlikon 20 mm The Oerlikon 20 mm cannon is a series of autocannons, based on an original German Becker Type M2 20 mm cannon design that appeared very early in World War I. It was widely produced by Oerlikon Contraves and others, with various models emplo ...
cannon.


Service history


World War II

The
keel The keel is the bottom-most longitudinal structural element on a vessel. On some sailboats, it may have a hydrodynamic and counterbalancing purpose, as well. As the laying down of the keel is the initial step in the construction of a ship, in Br ...
for ''Torsk'' was
laid down Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship. Keel laying is one o ...
at the
Portsmouth Navy Yard The Portsmouth Naval Shipyard, often called the Portsmouth Navy Yard, is a United States Navy shipyard in Kittery on the southern boundary of Maine near the city of Portsmouth, New Hampshire. Founded in 1800, PNS is U.S. Navy's oldest continuo ...
on 7 June 1944, and the completed hull was launched on 6 September. Work was completed by the end of the year, and she was commissioned on 16 December. Beginning on 31 December, she began training exercises that lasted until 11 February 1945; five days later she sailed to
Port Everglades, Florida Port Everglades is a seaport in Fort Lauderdale, Florida, located in Broward County. Port Everglades is one of South Florida's foremost economic engines, as it is the gateway for both international trade and cruise vacations. In 2019, Port Eve ...
, where she conducted anti-submarine experiments. The vessel remained there only briefly, and on 20 February, she got underway for the
Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the contin ...
, passing through the
Panama Canal The Panama Canal ( es, Canal de Panamá, link=no) is an artificial waterway in Panama that connects the Atlantic Ocean with the Pacific Ocean and divides North and South America. The canal cuts across the Isthmus of Panama and is a condui ...
and arriving in Hawaii on 23 March. There, she conducted further training and underwent repairs in preparation for her first war patrol. ''Torsk'' cruised to
Guam Guam (; ch, Guåhan ) is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic cent ...
and then proceeded to Kii Suido in the Japanese home islands, arriving there on 11 May. While there, she patrolled for American air crews that had to bail out from damaged aircraft during their raids on Japan, but no aircraft went down in the area that day. Late on 11 May, she moved to the northeastern coast of
Honshu , historically called , is the largest and most populous island of Japan. It is located south of Hokkaidō across the Tsugaru Strait, north of Shikoku across the Inland Sea, and northeast of Kyūshū across the Kanmon Straits. The island se ...
, arriving two days later. Over the course of 14 and 15 May, she attempted to contact the submarine wolfpack operating in the area, and she finally rendezvoused with the submarines and the next day. She joined their patrols on the east coast of the island, but found no Japanese vessels in the area. ''Torsk'' encountered a Japanese coastal
minelayer A minelayer is any warship, submarine or military aircraft deploying explosive mines. Since World War I the term "minelayer" refers specifically to a naval ship used for deploying naval mines. "Mine planting" was the term for installing control ...
on 2 June between Honshu and
Hokkaido is Japan's second largest island and comprises the largest and northernmost prefecture, making up its own region. The Tsugaru Strait separates Hokkaidō from Honshu; the two islands are connected by the undersea railway Seikan Tunnel. The lar ...
. She launched a spread of six torpedoes, but the minelayer evaded them, prompting ''Torsk'' to dive to evade the expected counter-attack that did not occur. Two days later, she located a freighter off Kobe Saki; she fired four torpedoes but again missed her target. ''Torsk'' departed the area on 5 June, bound for Midway Atoll, arriving there on 11 June; from there, she continued on to Pearl Harbor. After arriving on 16 June, she underwent a refit and began her second patrol on 17 July. She again sailed to Guam, where she stayed on 1 and 2 August, before continuing on to the
Sea of Japan The Sea of Japan is the marginal sea between the Japanese archipelago, Sakhalin, the Korean Peninsula, and the mainland of the Russian Far East. The Japanese archipelago separates the sea from the Pacific Ocean. Like the Mediterranean Sea, i ...
. On 10 August, ''Torsk'' passed through the
minefields A land mine is an explosive device concealed under or on the ground and designed to destroy or disable enemy targets, ranging from combatants to vehicles and tanks, as they pass over or near it. Such a device is typically detonated automati ...
in the
Tsushima Strait or Eastern Channel (동수로 Dongsuro) is a channel of the Korea Strait, which lies between Korea and Japan, connecting the Sea of Japan, the Yellow Sea, and the East China Sea. The strait is the channel to the east and southeast of Tsushima ...
, and the next day, she found and took aboard seven Japanese sailors from the merchant ship ''Koue Maru'' that had been sunk four days earlier. Later on the 11th, the submarine entered her patrol area. While patrolling off Dogo Island the next morning, she located a small freighter and sank her with a submerged torpedo attack. Off Ando Saki on 13 August, ''Torsk'' found several small fishing boats and another small freighter; she sank the latter and later that day, attempted to sink another cargo vessel in Wakasa Wan but her torpedoes missed. On 14 August, she encountered a medium-sized cargo ship accompanied by a ''
Kaibōkan or coastal defense ship was a type of naval ship used by the Imperial Japanese Navy during World War II for escort duty and coastal defense. The term escort ship was used by the United States Navy to describe this category of Japanese ships. ...
'' type escort vessel steaming off (. When the two ships approached Kasumi Ko at 10:35, ''Torsk'' launched a new, experimental Mark 28 torpedo, an acoustic
homing torpedo A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, su ...
, at the ''Kaibōkan''. The torpedo struck the ship and blew a hole in the stern, bending it up at a 30-degree angle and causing it to rapidly sink. ''Torsk'' then attempted to torpedo the freighter as it entered the harbor, but the torpedoes missed, possibly because they struck uncharted
coral reef A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups. C ...
s. At around 12:00, a second ''Kaibōkan'' arrived in the area to hunt for ''Torsk''; the latter fired a second Mark 28 torpedo and then dove deep to evade any depth charge attacks. After reaching a depth of , she launched a
Mark 27 torpedo The Mark 27 torpedo was the first of the United States Navy 19-inch (48-cm) submarine-launched torpedoes.Kurak, September 1966, p.145 This electrically-propelled torpedo was 125 inches (3.175 m) long and weighed 1174 pounds (534 kg). The tor ...
, a passive acoustic torpedo. Shortly thereafter, the hydrophone operator detected a large explosion; this was the Mark 28 striking the ''Kaibōkan'', and a minute later the Mark 27 struck the vessel as well. This proved to be the last Japanese warship to be sunk in
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposing ...
, as the Japanese government announced it would surrender the next day. Additional patrol vessels arrived in the area, and their presence, coupled with that of patrol aircraft, compelled ''Torsk'' to remain submerged for more than seven hours. She then surfaced and proceeded toward the
Noto Peninsula The Noto Peninsula (能登半島, ''Noto-hantō'') is a peninsula that projects north into the Sea of Japan from the coast of Ishikawa Prefecture in central Honshū, the main island of Japan. The main industries of the peninsula are agricultur ...
. After receiving word of Japan's surrender on 15 August, ''Torsk'' continued patrolling the Sea of Japan, conducting surveillance of Japanese installations and destroying any naval mines she encountered. On 1 September, she departed the area for the
Marianas Islands The Mariana Islands (; also the Marianas; in Chamorro: ''Manislan Mariånas'') are a crescent-shaped archipelago comprising the summits of fifteen longitudinally oriented, mostly dormant volcanic mountains in the northwestern Pacific Ocean, betw ...
, passing through the Tsushima Strait two days later, and arriving in Guam on 9 September, concluding her second patrol.


1946–1971

On 10 September, ''Torsk'' sailed from the Marianas, bound for Pearl Harbor. From there, she proceeded to the Panama Canal, sailed into the Atlantic and ultimately arrived in
New London, Connecticut New London is a seaport city and a port of entry on the northeast coast of the United States, located at the mouth of the Thames River in New London County, Connecticut. It was one of the world's three busiest whaling ports for several decade ...
in mid-October. This was her home port for the next seven years, during which time she served primarily as a
training ship A training ship is a ship used to train students as sailors. The term is mostly used to describe 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 class ...
. She was also involved with various tests and training exercises. The submarine was also used for Navy Reserve training cruises. She was assigned to Submarine Squadron 2 in June 1949 and in mid-1950 she was sent on a deployment to the
Mediterranean Sea The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the ...
. She returned to New London later in the year for fleet maneuvers. In 1951, her training operations took her to the
Caribbean Sea The Caribbean Sea ( es, Mar Caribe; french: Mer des Caraïbes; ht, Lanmè Karayib; jam, Kiaribiyan Sii; nl, Caraïbische Zee; pap, Laman Karibe) is a sea of the Atlantic Ocean in the tropics of the Western Hemisphere. It is bounded by Mexico ...
. The vessel underwent the
Fleet Snorkel The Greater Underwater Propulsion Power Program (GUPPY) was initiated by the United States Navy after World War II to improve the submerged speed, maneuverability, and endurance of its submarines. (The "Y" in the acronym was added for pronouncea ...
conversion in early 1952, after which she went on another Mediterranean deployment in the middle of the year. She arrived back in New London on 27 November, after which she resumed her training duties. These activities took the boat as far north as
Halifax, Nova Scotia Halifax is the capital and largest municipality of the Provinces and territories of Canada, Canadian province of Nova Scotia, and the largest municipality in Atlantic Canada. As of the 2021 Census, the municipal population was 439,819, with 348 ...
and as far south as
Havana Havana (; Spanish: ''La Habana'' ) is the capital and largest city of Cuba. The heart of the La Habana Province, Havana is the country's main port and commercial center.
, Cuba. ''Torsk'' was transferred to Submarine Squadron 6, based at Norfolk, Virginia. From there, she served as a training submarine for anti-submarine aircraft and surface ships to practice detecting and targeting. ''Torsk'' frequently cruised in the Caribbean throughout this period. She made a visit to the
Great Lakes The Great Lakes, also called the Great Lakes of North America, are a series of large interconnected freshwater lakes in the mid-east region of North America that connect to the Atlantic Ocean via the Saint Lawrence River. There are five lak ...
by way of the
Saint Lawrence Seaway The St. Lawrence Seaway (french: la Voie Maritime du Saint-Laurent) is a system of locks, canals, and channels in Canada and the United States that permits oceangoing vessels to travel from the Atlantic Ocean to the Great Lakes of North Ameri ...
in June 1959, visiting numerous ports in
Lake Ontario Lake Ontario is one of the five Great Lakes of North America. It is bounded on the north, west, and southwest by the Canadian province of Ontario, and on the south and east by the U.S. state of New York. The Canada–United States border ...
and Lake Michigan. She arrived back in Norfolk in mid-August. ''Torsk'' resumed her Mediterranean deployments in the 1960s, which included a joint training exercise, "New Broom X", with fleet units of
British Commonwealth The Commonwealth of Nations, simply referred to as the Commonwealth, is a political association of 56 member states, the vast majority of which are former territories of the British Empire. The chief institutions of the organisation are the Co ...
navies. She also continued to help train anti-submarine forces of the Atlantic Fleet. She participated in the blockade of Cuba during the Cuban Missile Crisis in October 1962. The vessel was decommissioned on 4 March 1964, after nearly twenty years of service. She was taken to the
Boston Navy Yard The Boston Navy Yard, originally called the Charlestown Navy Yard and later Boston Naval Shipyard, was one of the oldest shipbuilding facilities in the United States Navy. It was established in 1801 as part of the recent establishment of t ...
and modified to be used as a Navy Reserve training vessel, stationed in the
Washington Navy Yard The Washington Navy Yard (WNY) is the former shipyard and Weapon, ordnance plant of the United States Navy in Southeast, Washington, D.C., Southeast Washington, D.C. It is the oldest shore establishment of the U.S. Navy. The Yard currently serv ...
. She operated there until 1971, and on 15 December she was stricken from the
Naval Vessel Register The ''Naval Vessel Register'' (NVR) is the official inventory of ships and service craft in custody of or titled by the United States Navy. It contains information on ships and service craft that make up the official inventory of the Navy from t ...
.


Museum ship

The Navy turned ''Torsk'' over to the state of Maryland on 26 September 1972 so she could be preserved as a museum ship; she was moored in the
Inner Harbor The Inner Harbor is a historic seaport, tourist attraction, and landmark of the city of Baltimore, Maryland. It was described by the Urban Land Institute in 2009 as "the model for post-industrial waterfront redevelopment around the world". Th ...
of
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
, Maryland, where she remains today as part of the Historic Ships in Baltimore. Th
''Torsk'' Volunteer Association
works hand-in-hand with Historic Ships in Baltimore to provide skilled restoration and maintenance activities for the vessel. ''Torsk'' was designated a
National Historic Landmark A National Historic Landmark (NHL) is a building, district, object, site, or structure that is officially recognized by the United States government for its outstanding historical significance. Only some 2,500 (~3%) of over 90,000 places listed ...
on 14 January 1986. ''Torsk'' and its companions are major contributing elements in the
Baltimore National Heritage Area Baltimore National Heritage Area is a federally designated National Heritage Area encompassing portions of Baltimore, Maryland, USA. The designated area includes the central portion of the city, waterfront, inner neighborhoods and portions of the ...
.


Footnotes


References

* * * *


External links


''Torsk'' Volunteer Association
*, including photo dated 2004, at Maryland Historical Trust {{DEFAULTSORT:Torsk (Ss-423) Inner Harbor, Baltimore Tench-class submarines World War II submarines of the United States Japan campaign Cold War submarines of the United States Museum ships in Baltimore National Historic Landmarks in Maryland Ships on the National Register of Historic Places in Maryland Ships built in Kittery, Maine 1944 ships Military and war museums in Maryland Baltimore National Heritage Area National Register of Historic Places in Baltimore