USS O-13 (SS-74) was an O-class submarine of the United States Navy. Her keel was laid down on 6 March 1916 by the Lake Torpedo Boat Company in Bridgeport, Connecticut.
USS Sea Hawk (SP-2365) was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Zigzag (SP-106) was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Patrol No. 1 (SP-45), often rendered as USS Patrol #1, was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Little Aie (SP-60) was an armed yacht that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Raven III (SP-103), later USS SP-103, was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Calabash (SP-108) was a civilian motor yacht that served in the 7th Naval District as an armed patrol boat in the United States Navy during July and August 1917. Apparently found unsuitable for naval service, Calabash served for less than a month before being decommissioned and returned to her owner in August 1917.
USS Coco (SP-110) was an armed motorboat that served in the United States Navy as a Section patrol vessel from 1917 to 1919.
USS Nepenthe (SP-112) was a luxury yacht belonging to James Deering and used at his estate, Vizcaya in Miami, Florida. The yacht was completed December 1916 and delivered to Deering who immediately took the yacht to Florida. Nepenthe was acquired by the United States Navy, designated a house boat though given the S.P. indicator of a section patrol vessel, and used briefly from 7 June to 5 October 1917. The yacht resumed its place at the estate until it sank in 1926 during a major hurricane one year after Deering's death. After salvage the yacht was sold.
The third USS Mohican (SP-117), later USS SP-117, was an armed yacht that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Tanguingui (SP-126) was an armed motor yacht that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Apache (SP-729) was the first to be delivered of eight motor boats built by Herreshoff Manufacturing Company at Bristol, Rhode Island ordered and financed by members of the Eastern Yacht Club of Marblehead, Massachusetts. The boats were designed by Albert Loring Swasey and Nathanael Greene Herreshoff with the intention that the boats be used by the Navy as patrol craft and built with Navy approval of the design. Apache, as were the other boats, bore names under construction chosen by the owners and were then given the Section Patrol numbers on Navy acceptance and activation. The names were dropped after a period and all the boats then bore only the S.P. numbers.
USS Katherine K. (SP-220) was a United States Navy patrol vessel and tug in commission from 1917 to 1919.
USS Nemes (SP-424) was a United States Navy patrol vessel commissioned in July 1917 and sunk in August 1917.
USS St. Sebastian (SP-470) was a United States Navy patrol vessel in commission from 1917 to 1919.
The second USS Sylvia (SP-471), later USS SP-471, was a United States Navy patrol vessel in commission from 1917 to 1919.
USS Arcady (SP-577) was a United States Navy patrol vessel in commission from 1917 to 1919.
USS Satilla (SP-687) was a United States Navy patrol vessel in commission from 1917 to 1919.
USS Marpessa (SP-787) was a 50 foot "express yacht" that became a United States Navy section patrol vessel in commission from 1917 to 1919 retaining the civilian name.
The third USS Pilgrim (SP-1204) was a United States Navy patrol vessel in commission from 1917 to 1919.
United States
