Question: What does seal stand for in the operator of the list of destroyer classes of the operator of the USS Tringa seals?

Context paragraphs:
paragraph_text: USS "Watts" (DD-567) was a "Fletcher"-class destroyer of the United States Navy. It was named for Captain John Watts ("ca."1778–1823), who fought French privateers during the Quasi-War with France.
title: USS Watts (DD-567)
paragraph_text: USS "Daly" (DD-519), a "Fletcher"-class destroyer, was a ship of the United States Navy named for Marine Sergeant Major Daniel Daly, (1873–1937), one of the very few people to be twice awarded the Medal of Honor.
title: USS Daly (DD-519)
paragraph_text: USS "Pegasus" (PHM-1) was the lead ship of her class of hydrofoils operated by the United States Navy. "Pegasus" class vessels were designed for high speed and mobility, and carried a powerful armament for their size.
title: USS Pegasus (PHM-1)
paragraph_text: John Walfrid Nyquist (born February 11, 1933) is a retired a vice admiral in the United States Navy. He was born in San Diego, California, the son of rear admiral Nels Walfrid Nyquist and Irma Beske. He attended the University of Minnesota and United States Naval Academy, graduating from the latter in 1955. He is a former commander of Destroyer Squadron 26, Destroyer Squadron 20, USS "Semmes" (DDG-18) and Cruiser-Destroyer Group Five. He also worked in the Office of the Chief of Naval Operations as Assistant Deputy Chief of Naval Operations, Surface Warfare, and Assistant Chief of Naval Operations, Surface Warfare. He retired in 1991. His awards include the Distinguished Service Medal, the Legion of Merit, the Bronze Star, the Meritorious Service Medal, the Navy Commendation Medal two Meritorious Unit Commendations. In retirement he worked for Trex Enterprises Corporation, and is currently a defense consultant. He resides in Coronado, California, with his wife Penelope Ann Lyon.
title: John W. Nyquist
paragraph_text: The United States Navy's ``Sea, Air, and Land ''Teams, commonly abbreviated as the Navy SEALs, are the U.S. Navy's primary special operations force and a component of the Naval Special Warfare Command. Among the SEALs' main functions are conducting small - unit maritime military operations that originate from, and return to, a river, ocean, swamp, delta, or coastline. The SEALs are trained to operate in all environments (Sea, Air, and Land) for which they are named.
title: United States Navy SEALs
paragraph_text: The first major warship produced by the U.S. Navy after World War II (and in the Cold War) were "frigates"—the ships were originally designated destroyer leaders but reclassified in 1975 as guided missile cruisers (except the became guided missile destroyers). These grew out of the last all-gun destroyers of the 1950s. In the middle 1970s the s entered service, optimized for anti-submarine warfare. A special class of guided missile destroyers was produced for the Shah of Iran, but due to the Iranian Revolution these ships could not be delivered and were added to the U.S. Navy.
title: List of destroyer classes of the United States Navy
paragraph_text: HMS "Seal" was a B-class torpedo boat destroyer of the British Royal Navy. She was completed by Laird, Son & Company, Birkenhead, in 1897.
title: HMS Seal (1897)
paragraph_text: USS "Kilty" (DD–137) was a "Wickes"-class destroyer in the United States Navy. She was the first ship named for Admiral Augustus Kilty.
title: USS Kilty (DD-137)
paragraph_text: After two years, a website was created for Seal Online. It had a post announcing the arrival of Seal Online in English to the United States. The English Seal Online was finally released on 19 November 2007 at 8pm EST by YNK Interactive.
title: Seal Online
paragraph_text: USS "Tringa" (ASR-16) was a Chanticleer-class submarine rescue ship of the United States Navy. She was laid down on 12 July 1945 at Savannah, Georgia, by the Savannah Machine & Foundry Co.; launched on 25 June 1946; sponsored by Mrs. Nola Dora Vassar, the mother of Curtis L. Vassar, Jr., missing in action; and commissioned on 28 January 1947, Lt. Comdr. Paul C. Cottrell in command.
title: USS Tringa (ASR-16)
paragraph_text: USS "MacLeish" (DD-220/AG-87) was a "Clemson"-class destroyer in the United States Navy during World War II. She was named for Lieutenant Kenneth MacLeish.
title: USS MacLeish (DD-220)
paragraph_text: The third USS "Macdonough" (DD-351) was a "Farragut"-class destroyer in the United States Navy during World War II. She was named for Thomas Macdonough.
title: USS Macdonough (DD-351)
paragraph_text: USS "Balch" (DD-363) was a "Porter"-class destroyer in the United States Navy. She is named for Admiral George Beall Balch.
title: USS Balch (DD-363)
paragraph_text: HMAS "Vendetta" was one of three "Daring" class destroyers built for and operated by the Royal Australian Navy (RAN). The destroyer was built by Williamstown Naval Dockyard and entered service in 1958. During her early career, "Vendetta" was deployed to the Far East Strategic Reserve on multiple occasions. In 1965 and 1966, the destroyer undertook deterrence patrols during the Indonesia-Malaysia Confrontation. Along with several runs escorting the troop transport to Vietnam, from late 1969 to early 1970 "Vendetta" was assigned to combat operations, and became the only Australian-built warship to serve in a shore bombardment role during the Vietnam War.
title: HMAS Vendetta (D08)
paragraph_text: The California Golden Seals were a team in the National Hockey League (NHL) from 1967 to 1976. Initially named California Seals, the team was renamed Oakland Seals partway through the 1967 -- 68 season (on December 8, 1967), and then to California Golden Seals in 1970. The Seals were one of six teams added to the league as part of the 1967 NHL expansion. Based in Oakland, California, they played their home games at the Oakland -- Alameda County Coliseum Arena. However, the Seals were never successful at the gate, and eventually moved to Cleveland to become the Cleveland Barons in 1976.
title: California Golden Seals
paragraph_text: USS "Rhodes" (DE-384) was an "Edsall"-class destroyer escort built for the United States Navy during World War II. She served in the Atlantic Ocean and the Pacific Ocean and provided destroyer escort protection against submarine and air attack for Navy vessels and convoys. Post-war she served the Navy as a radar picket ship.
title: USS Rhodes (DE-384)
paragraph_text: The Navy needed to determine its role within the special operations arena. In March 1961, Admiral Arleigh Burke, the Chief of Naval Operations, recommended the establishment of guerrilla and counter-guerrilla units. These units would be able to operate from sea, air or land. This was the beginning of the Navy SEALs. All SEALs came from the Navy's Underwater Demolition Teams, who had already gained extensive experience in commando warfare in Korea; however, the Underwater Demolition Teams were still necessary to the Navy's amphibious force.
title: United States Navy SEALs
paragraph_text: USS "Goff" (DD-247) was a "Clemson"-class destroyer in the United States Navy during World War II. She was named for Secretary of the Navy Nathan Goff, Jr.
title: USS Goff (DD-247)
paragraph_text: USS "Catbird" (AM-68) was the lead ship of her class of two naval trawlers, which were operated as minesweepers by the United States Navy during World War II.
title: USS Catbird (AM-68)
paragraph_text: USS "Brownson" (DD-868), a "Gearing"-class destroyer, was the second ship of the United States Navy to be named for Rear Admiral Willard H. Brownson, USN (1845–1935).
title: USS Brownson (DD-868)

Reasoning steps:
USS Tringa >> operator >>>> United States Navy
list of destroyer classes of United States Navy >> operator >>>> U.S. Navy
what does seal stand for in U.S. Navy seals >>>> Sea, Air, and Land

Answer: spans: Sea, Air, and Land