The Bagaduce class was a class of United States Navy fleet tugs. The first ship of the class, was laid down on 16 July 1918 at Buffalo, New York, by the Ferguson Steel and Iron Company. She was briefly named Ammonoosuc in February 1919, renamed Bagaduce on 24 February 1919, launched 5 April 1919, and commissioned at Buffalo on 18 September 1919.USS Bagaduce (AT-21) at the Navy History and Heritage Command The Bagaduce was constructed as part of the World War I shipbuilding program, and was the first of 19 new steel tugs designed to serve as minesweepers and conduct heavy-duty towing work at navy yards.

Ships Ship nameHull numberCommissionedDecommissionedFate Sagamore AT-20 8 June 1918 31 August 1946 Sold to a commercial interest, 24 December 1947; scrapped, 1953 Bagaduce AT-21 18 September 1919 22 June 1946 Fate unknown Tadousac AT-22 13 June 1919 10 April 1946 Destroyed, 10 April 1946 Kalmia AT-23 18 November 1919 15 May 1946 Sold to a commercial interest, 21 January 1947; fate unknown Kewaydin AT-24 4 November 1919 10 December 1945 Fate unknown Umpqua AT-25 6 December 1919 24 May 1946 Sold to a commercial interest, 4 December 1946; fate unknown Wandank AT-26 23 March 1920 20 September 1946 Sold to a commercial interest, 20 September 1945; fate unknown Tatnuck AT-27 26 July 1919 12 September 1946 Sold to a commercial interest, 26 April 1947; fate unknown Sunnadin AT-28 20 October 1919 4 April 1946 Sold for scrap, 15 January 1947 Mahopac AT-29 20 October 1919 12 September 1946 Fate unknown Sciota AT-30 13 November 1919 16 January 1946 Fate unknown Koka AT-31 18 February 1920 n/a Ran aground, 7 December 1937; later sank Napa AT-32 5 December 1919 n/a Scuttled to avoid capture, 8 April 1942 Pinola AT-33 7 February 1920 31 January 1946 Fate unknown Algorma AT-24 15 May 1920 18 June 1946 Sold to a commercial interest, 23 December 1946; fate unknown Carrabasset AT-35 30 June 1920 26 July 1946 Fate unknown Contocook AT-36 20 August 1920 27 November 1933 Sold to the Royal Navy, 1940; commissioned as HMS Sea Giant (W-125); decommissioned, 1946; fate unknown Iuka AT-37 29 October 1920 15 August 1946 Sold to a commercial interest, 18 December 1947; fate unknown Keosanqua AT-38 9 December 1920 6 May 1946 Sold to a commercial interest, 11 July 1947; scrapped, 1968 Montcalm AT-39 19 January 1921 24 May 1946 Fate unknown

See also Sotoyomo-class fleet tug Type V ship - Tugs List of auxiliaries of the United States Navy

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