Arcata (YTB-768) was a United States Navy Natick-class large harbor tug named for Arcata, California, and the third navy ship to carry the name.

[1] The contract for Arcata was awarded 18 January 1963.

After completing her trials, Arcata was placed in service and, by March 1965, was permanently assigned to the 13th Naval District, based at Bremerton, Washington, to provide harbor tug services to ships in the waters of that district.

Stricken from the Navy Directory 4 April 2004, she was sunk as a target on 2 October 2004 at 33°10′12″N 120°57′6″W / 33.17000°N 120.95167°W / 33.17000; -120.95167 in 1,315 fathoms (7,890 ft; 2,405 m) of water.

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