USS Halcyon (SP-1658)
The Shore Patrol vessel Halcyon, the second ship to bear that name, was built by the Defoe Boat Works, in Bay City, Michigan, in 1912. She was taken over by the Navy from her owner, G. G. Barnum, at Duluth, Minnesota, on 16 June 1917. After serving briefly on section patrol in the Great Lakes, 9th Naval District, Halcyon was returned to her owner on 5 November 1917.
Hull number: SP-1658
Length: 40 ft.
Beam: 9ft. 6in
Draft: 2ft. 8in
Speed: 10 kts.
This article incorporates text from the public domain Dictionary of American Naval Fighting Ships.