Marine Carp, approved 18 April 1944, was laid down by Kaiser Shipbuilding Co., Vancouver, Washington, 6 December 1944, as MC Hull no.

[4] Marine Carp departed the west coast 14 November 1945, and steamed to the Philippines to embark Pacific war veterans for return to the United States.

She departed New York, 27 September, and made a round trip run to La Pallice, France, and Bremerhaven, West Germany, returning to the United States, 21 October.

During the next 2 months she made two runs to Goose Bay, Labrador, and to Thule and Sondrestrom, Greenland; and, after returning to New York, 18 July, she resumed reduced operational status until May 1956.

She transferred permanently to the Maritime Administration (MARAD) 11 September 1958, and entered the National Defense Reserve Fleet at Beaumont, Texas.

Marine Carp was sold 20 July 1967, to Central Gulf Steamship Corp., converted to a general cargo ship and renamed Green Springs.