A submarine tender, in British English a submarine depot ship, is a type of depot ship that supplies and supports submarines.
USS Frank Cable (back of picture), one of two submarine tenders maintained by the United States Navy. The attack submarine USS Salt Lake City (SSN-716) is in the foreground.
Transfer of a Polaris submarine-launched ballistic missile between the submarine tender USS Proteus (AS-19) and the ballistic missile submarine USS Patrick Henry (SSBN-599) at Holy Loch, Dunoon, Scotland, in 1961.
USS Emory S. Land is a United States Navy submarine tender and the lead ship of her class. She was named for Admiral Emory S. Land.
Submarine tender
…submarine tenders are considered auxiliary ships, with the hull classification symbol "AS". As of 2017, the U.S. Navy maintains two submarine tenders, USS Emory S. Land (AS-39) and USS Frank Cable (AS-40). Submarine rescue ship – similar ship meant for rescue and salvage of submarines…
USS Emory S. Land (AS-39)
Emory S. Land tending USS Chicago and USS Pasadena at Guam, in 2017.