USS NEREUS 1955 This unusual view shows eleven vessels of Submarine Squadron Five (nine submarines, a submarine rescue vessel and a submarine tender) moored side by side for a recent change of command ceremony at San Diego, California.

Captain Eugene B. Fluckey, USN, Medal of Honor recipient, relieved Captain Francis B. Scanland, USN, as Commander, Submarine Squadron Five on 1 August 1955
USS Nereus (AS-17) was a Fulton-class submarine tender in service with the United States Navy from 1945 to 1971. She was scrapped in 2012.
https://en.wikipedia.org/wiki/USS_Nereus_(AS-17)