USS Mindanao (ARG-3) was a Luzon-class internal combustion engine repair ship in service with the United States Navy from 1943 to 1947. She was sunk as an artificial reef in 1980.
USS Mindanao on 16 December 1943
Salvage and rescue work underway on Mindanao shortly after Mount Hood blew up about 350 yd (320 m) away. Note the heavy damage to Mindanao's hull and superstructure, including large holes from fragment impacts. View looks forward from alongside her port quarter. Mindanao had 180 crewmen killed and injured by this explosion. She was under repair until 21 December 1944. Small craft alongside or nearby include (from left) YPB-6 (probable identification), two
A repair ship is a naval auxiliary ship designed to provide maintenance support to warships. Repair ships provide similar services to destroyer, submarine and seaplane tenders or depot ships, but may offer a broader range of repair capability including equipment and personnel for repair of more significant machinery failures or battle damage.
USS Medusa was the first United States Navy ship built as a repair ship.
With a capable crew of qualified repairmen, USS Vulcan was kept in good repair for a long service life.
HMS Artifex
HMS Diligence