USS Edithena was a United States Navy patrol vessel in commission from 1917 to 1919 that saw service during World War I. Prior to her U.S. Navy service, she operated as the private motor yacht Edithena from 1914 to 1917. After the conclusion World War I, she served as the fishery patrol vessel USFS Widgeon in the fleet of the United States Bureau of Fisheries from 1919 to 1940 and as US FWS Widgeon in the fleet of the Fish and Wildlife Service from 1940 to 1942. During World War II, she returned to U.S. Navy service from 1942 to 1944 as the yard patrol boat USS YP-200. By 1947 she had returned to private ownership, first as Edithena and during the 1970s and 1980s as the fishing vessel Ila Mae.
USS Halcyon (SP-518) was a United States Navy patrol vessel in commission from 1917 to 1919. She saw service during World War I and its immediate aftermath. After the conclusion of her naval service, she was in the United States Bureau of Fisheries fleet as the research vessel USFS Halcyon from 1919 to 1927.
USS Wacondah (SP-238) was an advanced-design yacht acquired by the U.S. Navy during World War I. She was outfitted as an armed patrol craft assigned to guard the New York City harbor against German submarines and to provide escort protection to commercial ships. Post-war she was sold and continued her maritime career as the yacht Intercolonial.
USS Inca (SP-1212) was a 62-foot-long motorboat leased by the U.S. Navy during World War I. She was outfitted as a patrol craft, but was additionally assigned other duties, such as rescue craft, seaplane tender, and dispatch boat. She served in the Boston, Massachusetts, and Hampton Roads, Virginia, waterways until war’s end when she was returned to her owner.
USS Lynx II (SP-730), later USS SP-730, was an armed motorboat that served in the United States Navy as a patrol vessel and harbor dispatch boat from 1917 to 1919.
USS Gem (SP-41) was an armed yacht that served in the United States Navy as a patrol vessel from 1917 to 1919.
The first USS Lydia (SP-62) was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919.
USS Rivalen (SP-63) was an armed motorboat 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.
The first USS Sabalo (SP-225) was a United States Navy patrol vessel in commission from 1917 to 1919. Following World War I, Sabalo was sold to private interests before returning to service as a patrol vessel in World War II, this time with the Royal Canadian Navy, renamed Cougar. Returning to private ownership following the war, the vessel sank in a hurricane in 1950.
USS Cigarette (SP-1234) was a patrol vessel that served in the United States Navy from 1917 to 1919.
The third USS Seneca (SP-427), later USS SP-427, was a United States Navy minesweeper and 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 Raeo (SP-588) was a United States Navy patrol vessel in commission from 1917 to 1919. Prior to her U.S. Navy service, she operated as the motor passenger vessel Raeo from 1908 to 1917. After the conclusion of her U.S. Navy career, she served as the fishery patrol vessel USFS Kittiwake in the United States Bureau of Fisheries fleet from 1919 to 1940 and as US FWS Kittiwake in the Fish and Wildlife Service fleet from 1940 to 1942 and from 1944 to at least 1945, and perhaps as late as 1948. During World War II, she again served in the U.S. Navy, this time as the yard patrol boat USS YP-199. She was the civilian fishing vessel Raeo from 1948 to 1957, then operated in various roles as Harbor Queen from 1957 to 1997. She became Entiat Princess in 1998 and as of 2009 was still in service.
USS Valeda (SP-592) 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.
The second USS Calumet (SP-723) was a United States Navy patrol vessel in commission from 1917 to 1919.
USS Hobo II (SP-783) was a United States Navy patrol vessel in commission from 1917 to 1919.
USS Liberty III (SP-1229), sometimes written Liberty # 3, and also referred to during her naval career as Liberty and as Pilot Boat Liberty, No. 3, was a United States Navy patrol vessel in commission from 1917 to 1919. The Liberty was a pilot boat from 1896-1917. She was a replacement for the pilot boat D. J. Lawlor. After World War I, the Liberty returned to pilot service until 1934 when she was purchased as a yacht.
USS Louise No. 2 (SP-1230), sometimes written Louise # 2 and also referred to during her naval career as Louise and as Pilot Boat No. 2, was a United States Navy patrol vessel in commission from 1917 to 1919. The Louise, was a pilot boat from 1900 to 1917. She was a replacement for the pilot boat Columbia, that was washed ashore in 1898. After the World War I the Louise returned to pilot service until 1924 when she was purchased as a yacht. In 1924, the Boston pilot boat Pilot, took the place of the Louise.
United States
