Rivers in Louisiana, Michigan, Iowa, Missouri, South Dakota; formerly the name of the Colorado River from its source to its junction with the Green River in southeastern Utah.
(LSM(R)-505: displacement 790; length 206'3"; beam 34'6"; draft 7'2"; speed 13 knots; complement 138; armament 1 5-inch' 4 40 millimeter; 8 20 millimeter; 4 4.2-inch mortars'; 10 rocket launchers; class LSM(R)-401)
LSM(R)-505 was laid down on 31 March 1945 at Houston, Texas, by the Brown Shipbuilding Co., Inc.; launched on 28 April 1945; and commissioned on 14 June 1945, Lt. Hall B. Wessinger in command.
After shakedown along the East Coast, LSM(R)-505 departed Portsmouth, Va., 7 August for duty in the Pacific. As World War II came to an end, LSM(R)-505 was assigned to Squadron 3 operating along the West Coast. Based at San Diego, she engaged in training exercises off California until March 1946. Arriving Astoria, Oreg., on 22 March, LSM(R)-505 reported for duty in an inactive status. She was decommissioned on 20 May 1946 and entered the Pacific Reserve Fleet.
While berthed in the Columbia River Reserve Group, she was named Grand River on 1 October 1955. Her name was stricken from the Naval Register on 1 October 1958.