USS ''Entemedor'' (SS-340), a , was a ship of the

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

named for the entemedor, a fish of the

electric ray The electric rays are a group of rays, flattened cartilaginous fish with enlarged pectoral fins, composing the order Torpediniformes . They are known for being capable of producing an electric discharge, ranging from 8 to 220 volts, depending ...

family found in shallow waters from

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Panama Panama, officially the Republic of Panama, is a country in Latin America at the southern end of Central America, bordering South America. It is bordered by Costa Rica to the west, Colombia to the southeast, the Caribbean Sea to the north, and ...

Construction and commissioning

''SS-340'', originally named ''Chickwick'', was renamed ''Entemedor'' on 24 September 1942 and launched on 17 December 1944 by the

Electric Boat An electric boat is a powered watercraft driven by electric motors, which are powered by either on-board battery packs, solar panels or generators. While a significant majority of water vessels are powered by diesel engines, with sail power ...

Company,

Groton, Connecticut Groton ( ) is a town in New London County, Connecticut, United States, located on the Thames River (Connecticut), Thames River. It is the home of General Dynamics Electric Boat, which is the major contractor for submarine work for the United St ...

, sponsored by Mrs. E. V. Izac; and commissioned on 6 April 1945.

Service history

United States Navy

World War II

''Entemedor'' reached

Pearl Harbor Pearl Harbor is an American lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. It was often visited by the naval fleet of the United States, before it was acquired from the Hawaiian Kingdom by the U.S. with the signing of the Reci ...

on 29 June 1945 from New London, en route to

Midway Atoll Midway Atoll (colloquialism, colloquial: Midway Islands; ; ) is a atoll in the North Pacific Ocean. Midway Atoll is an insular area of the United States and is an Insular area#Unorganized unincorporated territories, unorganized and unincorpo ...

for advanced training and to prepare for war patrols. She put to sea on her first war patrol on 24 July, and served as lifeguard for air strikes on

Marcus Island sometimes Minami-Tori-shima or Minami-Torishima, also known as Marcus Island, is an isolated Japanese coral atoll in the northwestern Pacific Ocean, located some southeast of Tokyo and east of the closest Japanese island, South Iwo Jima of the ...

before sailing on to patrol off

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

. When hostilities ceased, she was ordered to

Saipan Saipan () is the largest island and capital of the Northern Mariana Islands, an unincorporated Territories of the United States, territory of the United States in the western Pacific Ocean. According to 2020 estimates by the United States Cens ...

, where she arrived 17 August.

Post-war

The submarine returned to

Seattle Seattle ( ) is the most populous city in the U.S. state of Washington and in the Pacific Northwest region of North America. With a population of 780,995 in 2024, it is the 18th-most populous city in the United States. The city is the cou ...

on 22 September 1945, and began a program of training operations along the west coast from

San Diego San Diego ( , ) is a city on the Pacific coast of Southern California, adjacent to the Mexico–United States border. With a population of over 1.4 million, it is the List of United States cities by population, eighth-most populous city in t ...

. In 1946–1947, she made extended cruises in the Far East, basing at

Subic Bay Subic Bay is a bay on the west coast of the island of Luzon in the Philippines, about northwest of Manila Bay. An extension of the South China Sea, its shores were formerly the site of a major United States Navy facility, U.S. Naval Base Subi ...

. She was decommissioned and placed in reserve at

Mare Island Naval Shipyard The Mare Island Naval Shipyard (MINSY or MINS) was the first United States Navy base established on the Pacific Ocean and was in service 142 years from 1854 to 1996. It is located on Mare Island, northeast of San Francisco, in Vallejo, Califor ...

on 10 December 1948. Recommissioned on 24 October 1950, ''Entemedor'' trained off the coast of

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, and on 2 January 1951 sailed for New London and through the remainder of the year operated in the Atlantic. On 31 January 1952, she entered the Electric Boat Co.'s yard for an extensive GUPPY IIA modernization, was placed in commission in reserve on 28 February 1952, and returned to active status 17 October 1952. Every second year beginning in 1953, ''Entemedor'' deployed to the

Mediterranean The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern ...

to serve with the 6th Fleet, and from her home port at New London also sailed for a

midshipman cruise A midshipman is an officer of the lowest rank in the Royal Navy, United States Navy, and many Commonwealth navies. Commonwealth countries which use the rank include Canada (Naval Cadet), Australia, Bangladesh, Namibia, New Zealand, South Afric ...

to northern European ports in the summer of 1958, and the

Isle of Portland The Isle of Portland is a tied island, long by wide, in the English Channel. The southern tip, Portland Bill, lies south of the resort of Weymouth, Dorset, Weymouth, forming the southernmost point of the county of Dorset, England. A barrier ...

, England, in February 1960. Her stateside operations included participation in large-scale exercises off the east coast and in the Caribbean, and serving as target for Task Force "Alfa", in development of antisubmarine warfare techniques. Through 1962 she continued to operate from New London. ''Entemedor'' was decommissioned and struck 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 ...

on 31 July 1972.

Turkish Navy

''Entemedor'' was transferred to

Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...

under the terms of the Security Assistance Act on 24 August 1972 and renamed TCG ''Preveze'' (S 345), the second

Turkish Navy The Turkish Naval Forces (), or Turkish Navy (), is the naval warfare service branch of the TAF. The modern naval traditions and customs of the Turkish Navy can be traced back to 10 July 1920, when it was established as the ''Directorate o ...

submarine of that name. She was sold to Turkey on 1 August 1973. She was decommissioned and struck from the rolls of the Turkish Navy in 1987.

Awards

Asiatic-Pacific Campaign Medal * World War II Victory Medal ribbon

World War II Victory Medal The World War II Victory Medal was a service medal of the United States military which was established by an Act of Congress on 6 July 1945 (Public Law 135, 79th Congress) and promulgated by Section V, War Department Bulletin 12, 1945. Histo ...

Navy Occupation Service Medal The Navy Occupation Service Medal was a military award of the United States Navy which was "Awarded to commemorate the services of Navy, Marine Corps and Coast Guard personnel in the occupation of certain territories of the enemies of the United St ...

with "ASIA" and "EUROPE" clasps *

National Defense Service Medal The National Defense Service Medal (NDSM) is a service award of the United States Armed Forces established by President Dwight D. Eisenhower in 1953. It was awarded to every member of the U.S. Armed Forces who served during any one of four s ...

with star

Miscellaneous

A bronze plaque from the ship was purchased by contestants in an episode of the British TV show

Bargain Hunt ''Bargain Hunt'' is a British television programme in which two pairs of contestants are challenged to buy antiques from shops or a fair and then sell them in an auction for a profit. It has aired on BBC One since 13 March 2000 in a daytime ...

for £20, then sold at auction for £35.

References

External links

* {{DEFAULTSORT:Entemedor (Ss-340) Balao-class submarines Ships built in Groton, Connecticut 1944 ships World War II submarines of the United States Cold War submarines of the United States Ships transferred from the United States Navy to the Turkish Navy Balao-class submarines of the Turkish Navy