USS Sailfish (SSR/SS/AGSS-572), the lead ship of her class

Sailfish class submarine

The Sailfish-class submarines of the United States Navy were the first to be built expressly for radar picket service and, at the time, were the largest conventionally powered submarines in the United States Navy...

 of submarine, was the second ship of the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 to be named for the sailfish

Sailfish

'Sailfish' are two species of fish in the genus Istiophorus, living in warmer sections of all the oceans of the world. They are predominately blue to gray in color and have a characteristic erectile dorsal fin known as a sail, which often stretches the entire length of the back...

, a large gamefish inhabiting tropical seas, related to the swordfish

Swordfish

Swordfish , also known as broadbill in some countries, are large, highly migratory, predatory fish characterized by a long, flat bill. They are a popular sport fish of the billfish category, though elusive. Swordfish are elongated, round-bodied, and lose all teeth and scales by adulthood...

, but possessing scales and a large sail-like dorsal fin

Dorsal fin

A dorsal fin is a fin located on the backs of various unrelated marine and freshwater vertebrates, including most fishes, marine mammals , and the ichthyosaurs...

.

Sailfish was laid down on 8 December 1953 by the Portsmouth Naval Shipyard

Portsmouth Naval Shipyard

The Portsmouth Naval Shipyard , often called the Portsmouth Navy Yard, is a United States Navy shipyard located in Kittery on the southern boundary of Maine near the city of Portsmouth, New Hampshire. It is used for remodeling and repairing the Navy's ships...

 of Kittery, Maine

Kittery, Maine

Kittery is a town in York County, Maine, United States. The population was 9,543 at the 2000 census. Home to the Portsmouth Naval Shipyard on Seavey's Island, Kittery includes Badger's Island, the seaside district of Kittery Point, and part of the Isles of Shoals...

. She was launched

Ship naming and launching

The ceremonies involved in naming and launching naval ships are based in traditions thousands of years old.-Methods of launch:There are three principal methods of conveying a new ship from building site to water, only two of which are called "launching." The oldest, most familiar, and most widely...

 on 8 September 1955 sponsored by Mrs. Lynde D. McCormick

Lynde D. McCormick

Admiral Lynde Dupuy McCormick was a four-star admiral in the United States Navy who served as vice chief of naval operations from 1950 to 1951 and as commander in chief of the United States Atlantic Fleet from 1951 to 1954, and was the first supreme allied commander of all NATO forces in the...

, and commissioned

Ship commissioning

Ship commissioning is the act or ceremony of placing a ship in active service, and may be regarded as a particular application of the general concepts and practices of project commissioning. The term is most commonly applied to the placing of a warship in active duty with its country's military...

 on 14 April 1956 with Lieutenant Commander S. R. McCord in command.

1956–1960

Sailfish was the first submarine built expressly for radar

Radar

Radar is an object-detection system which uses radio waves to determine the range, altitude, direction, or speed of objects. It can be used to detect aircraft, ships, spacecraft, guided missiles, motor vehicles, weather formations, and terrain. The radar dish or antenna transmits pulses of radio...

 picket service. She and sister ship, , were the largest conventionally powered submarines in the United States Navy. Following trials off the New Hampshire

New Hampshire

New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian...

 coast, Sailfish conducted a shakedown cruise

Shakedown cruise

Shakedown cruise is a nautical term in which the performance of a ship is tested. Shakedown cruises are also used to familiarize the ship's crew with operation of the craft....

 in the Caribbean Sea

Caribbean Sea

The Caribbean Sea is a sea of the Atlantic Ocean located in the tropics of the Western hemisphere. It is bounded by Mexico and Central America to the west and southwest, to the north by the Greater Antilles, and to the east by the Lesser Antilles....

 before joining Submarine Squadron (SubRon) 6 at Norfolk, Virginia

Norfolk, Virginia

Norfolk is an independent city in the Commonwealth of Virginia in the United States. With a population of 242,803 as of the 2010 Census, it is Virginia's second-largest city behind neighboring Virginia Beach....

. In July 1957, she began her first extended deployment with Sixth Fleet in the Mediterranean Sea

Mediterranean Sea

The Mediterranean Sea is a sea connected to the Atlantic Ocean surrounded by the Mediterranean region and almost completely enclosed by land: on the north by Anatolia and Europe, on the south by North Africa, and on the east by the Levant...

. She returned to Norfolk in October and, through the fall of 1958, engaged in local operations, with occasional visits to Caribbean ports. In December, she commenced a seven-month conversion and overhaul at Portsmouth. In April 1959, while the yard work was still in progress, she was transferred to SubRon 10 at New London, Connecticut

Naval Submarine Base New London

Naval Submarine Base New London is the United States Navy's primary submarine base, the "Home of the Submarine Force", and "the Submarine Capital of the World".-History:...

. Sailfish resumed coastal operations out of New London in July, participating in fleet and NATO exercises, providing qualification training for prospective submarine officers and crews, and sharpening her own battle readiness.

1961–1967

On 3 February 1961, Sailfish was reclassified an attack submarine and given hull classification symbol

Hull classification symbol

The United States Navy, United States Coast Guard, and United States National Oceanic and Atmospheric Administration use hull classification symbols to identify their ship types and each individual ship within each type...

 SS-572. By September 1962, she was preparing for her second Mediterranean deployment and departed New London on 10 October. She operated with Sixth Fleet over the next four months and returned to New London in February 1963, where she participated in local operations through the rest of that year and 1964.

In January 1965, Sailfish was transferred to Philadelphia, Pennsylvania

Philadelphia, Pennsylvania

Philadelphia is the largest city in the Commonwealth of Pennsylvania and the county seat of Philadelphia County, with which it is coterminous. The city is located in the Northeastern United States along the Delaware and Schuylkill rivers. It is the fifth-most-populous city in the United States,...

, where she entered the Philadelphia Naval Shipyard

Philadelphia Naval Shipyard

The Philadelphia Naval Business Center, formerly known as the Philadelphia Naval Shipyard and Philadelphia Navy Yard, was the first naval shipyard of the United States. The U.S. Navy reduced its activities there in the 1990s, and ended most of them on September 30, 1995...

 for extensive "FRAM

Fleet Rehabilitation and Modernization

The Fleet Rehabilitation and Modernization program of the United States Navy extended the lives of World War II-era destroyers by shifting their mission from a surface attack role to that of a submarine hunter...

 II" conversion. Thirteen months later, in February 1966, she left the navy yard presenting a more sleek, streamlined appearance, broken only by the deck mounted fins of the new PUFFS sonar system

Passive Underwater Fire Control Feasibility System

Passive Underwater Fire Control Feasibility System is a passive sonar system for submarines, as well as a nickname for the seamen conveyed in the vessel itself....

. These new fins duplicated on a miniature scale the form of her conning tower, giving her the dorsaled look of a large, beautiful fish, like the "Sailfish" for which she was named. Following an exhaustive checkout of her newly acquired systems and a period of refresher training, she deployed in July for her third Mediterranean tour. After four months, she returned to New London and local operations.

1967–1978

On 1 November 1967, she was assigned to SubRon 8 and joined the submarines of Submarine Division (SubDiv) 82, specialists in antisubmarine warfare. She operated out of Groton, Connecticut

Groton, Connecticut

Groton is a town located on the Thames River in New London County, Connecticut, United States. The population was 39,907 at the 2000 census....

, until July 1968, then underwent overhaul into February 1969. On 1 July, she was ordered to the Pacific and assigned a new home port, Pearl Harbor

Pearl Harbor

Pearl Harbor, known to Hawaiians as Puuloa, is a lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. Much of the harbor and surrounding lands is a United States Navy deep-water naval base. It is also the headquarters of the U.S. Pacific Fleet...

. Sailfish departed New London on 14 July; transited the Panama Canal

Panama Canal

The Panama Canal is a ship canal in Panama that joins the Atlantic Ocean and the Pacific Ocean and is a key conduit for international maritime trade. Built from 1904 to 1914, the canal has seen annual traffic rise from about 1,000 ships early on to 14,702 vessels measuring a total of 309.6...

; and, after a brief visit to Acapulco

Acapulco

Acapulco is a city, municipality and major sea port in the state of Guerrero on the Pacific coast of Mexico, southwest from Mexico City. Acapulco is located on a deep, semi-circular bay and has been a port since the early colonial period of Mexico’s history...

, Mexico

Mexico

The United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...

, proceeded to Hawaii

Hawaii

Hawaii is the newest of the 50 U.S. states , and is the only U.S. state made up entirely of islands. It is the northernmost island group in Polynesia, occupying most of an archipelago in the central Pacific Ocean, southwest of the continental United States, southeast of Japan, and northeast of...

. From Pearl Harbor, she sailed on 9 October for deployment with Seventh Fleet in the western Pacific. Sailfish operated out of Yokosuka, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

. In January 1970, she participated in Allied exercises off Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

 and Okinawa; in February, she conducted joint training operations with units of the Navy of the Republic of Korea; and, in March, she operated with units of the Japan Maritime Self-Defense Force

Japan Self-Defense Forces

The , or JSDF, occasionally referred to as JSF or SDF, are the unified military forces of Japan that were established after the end of the post–World War II Allied occupation of Japan. For most of the post-war period the JSDF was confined to the islands of Japan and not permitted to be deployed...

. On 26 May, Sailfish returned to Pearl Harbor and spent the remainder of the year there in training operations and upkeep.

On 8 February 1971, Sailfish departed Pearl Harbor for her second WestPac deployment. For over six months, she cruised the western Pacific. In late May she joined units of the United States Navy and of the Japan Maritime Self-Defense Force in HUK ASWEX 3-71. By mid-July, she was in the Mindanao Sea participating in another antisubmarine exercise, this time with units of the Philippine Navy. Sailfish spent a week in Brisbane

Brisbane

Brisbane is the capital and most populous city in the Australian state of Queensland and the third most populous city in Australia. Brisbane's metropolitan area has a population of over 2 million, and the South East Queensland urban conurbation, centred around Brisbane, encompasses a population of...

, Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

, before returning to Pearl Harbor, on 28 August, for overhaul.

The submarine underwent regular overhaul from 20 October 1971 until 14 July 1972. Between July and December, she operated between Hawaii and the California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 coast, engaged in trials and type training. On 1 December, Sailfish departed San Diego, California

San Diego, California

San Diego is the eighth-largest city in the United States and second-largest city in California. The city is located on the coast of the Pacific Ocean in Southern California, immediately adjacent to the Mexican border. The birthplace of California, San Diego is known for its mild year-round...

, for Yokosuka, Japan, and her third WestPac cruise. She plied the waters of the western Pacific until 4 May 1973, when she departed Subic Bay

U.S. Naval Base Subic Bay

U.S. Naval Base Subic Bay was a major ship-repair, supply, and rest and recreation facility of the United States Navy located in Zambales, Philippines. It was the largest U.S...

 to return to the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. She stopped overnight, on the night of 19 May and 20 May at Pearl Harbor, then continued on to San Diego. For the rest of 1973, she operated off the California coast out of San Diego.

[1973-1978]

Decommissioning and fate

Sailfish was decommissioned on 29 September 1978 and stricken from the Naval Vessel Register

Naval Vessel Register

The Naval Vessel Register 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 the time a vessel is authorized through its life cycle and...

 the next day. She was to be disposed of by the Security Assistance Program for cash sale, but remained berthed at the Naval Inactive Ship Maintenance Facility

Naval Inactive Ship Maintenance Facility

A Naval Inactive Ship Maintenance Facility is a facility owned by the U.S. Navy as a holding facility for decommissioned naval vessels, pending determination of their final fate...

 at Bremerton, Washington

Bremerton, Washington

Bremerton is a city in Kitsap County, Washington, United States. The population was 38,790 at the 2011 State Estimate, making it the largest city on the Olympic Peninsula. Bremerton is home to Puget Sound Naval Shipyard and the Bremerton Annex of Naval Base Kitsap...

. In May 2007 the ex-Sailfish was disposed of in support of a Fleet Training SINKEX

SINKEX

SINKEX or Sink Exercise is a US military term for the test of a weapons system usually involving a torpedo or missile attack of an unmanned target ship. The US Navy sometimes refers to this type of exercise as a HULKEX...

 exercise when a Mark 48 ADCAP torpedo

Mark 48 torpedo

The Mark 48 and its improved ADCAP variant are heavyweight submarine-launched torpedoes. They were designed to sink fast, deep-diving nuclear-powered submarines and high-performance surface ships.-History:...

fired from the sent her to the bottom.