(SP-726; t. 37; l. 85'; b. 11'8"; dr. 4'3"; s. 12.5 k.; cpl. 15; a. 11-pdr., I mg.)
A Bay near Cordova, Alaska, Latin form of orc, the grampus or killer whale.
Orca, a steam yacht built by George Lawley & Sons Corp., Neponset, Mass., commissioned in the Navy 8 May 1917, Boatswain F. D. Grassie in command, and was formally purchased by the government from S. W. Colten, Bryn Mawr, Pa. 17 May 1917.
Operating in the 1st Naval District, headquarters at Boston during World War I, Orca patrolled in and around Boston throughout her Naval career, moored to Fishe Wharf, Boston from October to December 1918. In December, she steamed to Quincy, scheduled for decommissioning the 30th.
After decommissioning, Orca was struck from the Navy Register and ordered sold 18 August 1919. She was sold to Frazer Brace & Co., New York City 2 February 1920.
Orca (SS-34), name changed to K 3 (q.v.) on 17 November 1911.
Orca (SS-381), name changed to Ojanco, on 5 September 1942 and subsequently to Sand Lance (q.v.) on 24 September 1942.