USS De Grasse (ID-1217) was the projected name for an armed yacht that the United States Navy acquired for service as a patrol vessel in 1918 but, according to some sources, never commissioned, although other sources claim she saw brief naval service in 1918. In World War II, she was reacquired and served as YP-506. The yacht's official number was registered under the name Fleet as of 1959, fate unknown.
Yard Patrol craft are used by the United States Navy for training and for research purposes. They are designated as YP in the hull classification symbol system. They were nicknamed "Yippy boats" after the "YP" classification symbol.
YP-26 was a former U.S. Coast Guard wooden patrol boat which saw later duty with the U.S. Navy until destroyed in a 1942 accident.
USS YP-152 was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-155 was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-148 was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-93 was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-86 was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
YP-97 was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-88 was a converted fishing vessel that served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-15 was a wooden-hulled patrol vessel in commission in the fleet of the United States Coast Guard as CG-149 from 1925 to 1933, and in the fleet of the United States Navy as YP-15 from 1933 until 1945.
USS YP-45 was a wooden-hulled patrol vessel in commission in the fleet of the United States Coast Guard as CG-133 from 1925 to 1934, and in the fleet of the United States Navy as YP-45 from 1934 until 1945.
USS YP-49 was a wooden-hulled patrol vessel in commission in the fleet of the United States Coast Guard as CG-182 from 1925 to 1934, and in the fleet of the United States Navy as YP-49 from 1934 until 1943.
San Diego Marine was a shipbuilding company in San Diego, California. To support the World War 2 demand for ships San Diego Marine built: minesweepers and sub chasers. San Diego Marine was opened in 1915 as San Diego Marine Construction shipyard Captain Oakley J. Hall. The company was sold to Campbell Industries in 1972. It was sold again in 1979 and renamed Southwest Marine. Boatbuilding ended in 1983. Southwest Marine was sold to U.S. Marine Repair in 2003. The named changed to BAE Systems Ship Repair in 2005. The shipyard is located at 2205 East Belt Street, San Diego.
Campbell Industries or Campbell Machine Company was a shipbuilding company in San Diego, California, most construction was Fishing boats. To support the World War 2 demand for ships Campbell Industries shipyard switched over to military construction and built: US Navy Minesweepers. Campbell Industries was started in 1906 as the Campbell Machine Company as builder and repair yard for tuna seiners. Campbell Machine Company went public in 1960 and was renamed to Campbell Industries. In 1979 the yard was sold again to Marco. In 1982 Marco sold the yard to San Diego Marine Industries, Inc.. San Diego Marine Industries, Inc. later became Southwest Marine in 1985. The shipyard closed in 1991 and was later sold, part of the land became San Diego Convention Center. The shipyard was located at 1206 Marina Park Way, San Diego, in San Diego Bay near Embarcadero Marina Park South in the Port of San Diego.
APc-1-class small coastal transports were a troopship design used during World War 2 for the United States Navy (USN). These ships were assigned to the Pacific War where they transported supplies, personnel and munitions around the Island hopping campaign. Many of the ships were under threat of air, sea and submarine attack. A few ships of the class received battle stars for combat valor, including USS APc-15, USS APc-22, USS APc-25 and USS APc-26. The wooden-hulled ships were built by many different shipyards. Following the war, many of them were converted to fishing vessels.
Splinter fleet or Splinter navy was a nickname given to the United States wooden boats used in World War II. The boats served in many different roles during the war. These boats were built in small boatyards on the West coast and East coast, Great Lakes and the Gulf of Mexico. They could be built quickly, in just 60 to 120 days. Most of the boats were built by boatyards that already had the tools and knowledge from building yachts, sailboats and motor boats. Many were built by craftsmen in family-owned small businesses. Under the Emergency Shipbuilding Program and War Shipping Administration contracts went out to over fifty boatyards across the country. The boats were built for the US Navy, the United States Army Air Forces, United States Coast Guard, and US Army. Some of the wooden boats went to Allied nations on the Lend-Lease program.
USS YP-51 was a wooden-hulled patrol vessel in commission in the fleet of the United States Coast Guard as CG-261 from 1925 to 1934, and in the fleet of the United States Navy as YP-51 from 1934 until 1945.
USS YP-290 (ex-Picoroto) was a converted fishing vessel which served as an auxiliary patrol boat in the U.S. Navy during World War II.
USS YP-346 was a yard patrol boat in the U.S. Navy during World War II. The vessel began its career as the fishing vessel Prospect in 1938. Seized by the U.S. Navy in 1941 after the Attack on Pearl Harbor, it ferried supplies throughout the Pacific theater and was involved in the Guadalcanal campaign. The ship was destroyed by the Japanese light cruiser Sendai after its convoy was intercepted while returning to Tulagi harbor.
United States
