USS R-21 (SS-98) was an R-class coastal and harbor defense submarine of the United States Navy. Her keel was laid down on 19 April 1917 by the Lake Torpedo Boat Company in Bridgeport, Connecticut; the R-boats built by Lake Torpedo Boat are sometimes considered a separate class from those built by Fore River Shipbuilding and Union Iron Works. She was launched on 10 July 1918 sponsored by Mrs. Dallas C. Laizure and commissioned on 17 June 1919.
USS Lapwing (AM-1/AVP-1) was the lead ship of her class of minesweeper – the first minesweeper of the United States Navy. She was named after a bird, the lapwing, an abundant crested plover of Europe, Asia, and northern Africa, noted for its slow, irregular, flapping flight and its shrill wailing cry.
USS Owl (AM-2) was an Lapwing-class minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
USS Oriole (AM-7) was a Lapwing-class minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
The third USS Falcon, (AM-28/ASR-2) was a Lapwing-class minesweeper in the United States Navy. She later became a submarine rescue ship.
USS Woodcock (AM-14) was an Lapwing-class minesweeper acquired by the United States Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
USS Thrush (AM-18) was a Lapwing-class minesweeper acquired by the United States Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
USS Teal (AM-23/AVP-5) was a Lapwing-class minesweeper acquired by the United States Navy for the task of removing naval mines from minefields laid in the water to prevent ships from passing. The ship entered service in 1918, was converted into a seaplane tender in the 1920s and took part in World War II, serving primarily in Alaskan waters. Following the war, the ship was decommissioned and sold in 1948. Teal was named after the teal, any of several small, short-necked, river ducks common to Europe and the Americas.
USS Seagull (AM-30) was an Lapwing-class minesweeper acquired by the United States Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
The first USS Swan (AM-34/AVP-7) was a Lapwing-class minesweeper acquired by the United States Navy.
The first USS Chewink (AM-39/ASR-3) was a Lapwing-class minesweeper in the United States Navy. She was later converted to a submarine rescue ship.
USS Cormorant (AM-40) was an Lapwing-class minesweeper acquired by the United States Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
USS Gannet (AM-41) was an Lapwing-class minesweeper built for the United States Navy near the end of World War I.
The first USS Ortolan(AM-45/ASR-5) was a Lapwing-class minesweeper in the United States Navy. She was later converted to a submarine rescue ship. She was named after the ortolan, a European bunting.
USS Kingfisher (AM-25/AT-135/ATO-135) was an Lapwing-class minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
USS Fulton (AS-1) was constructed as a submarine tender in 1914, but later was converted into a gunboat and redesignated PG-49.
USS Grebe (AM-43) was a Lapwing-class minesweeper in the United States Navy.
The first USS Mallard (AM-44/ASR-4) was a Lapwing-class minesweeper in the United States Navy. She was later converted to a submarine rescue ship.
USS Flamingo (AM-32) was a Lapwing-class minesweeper built for the United States Navy near the end of World War I. After service overseas clearing mines after the Armistice, the ship was laid up until 1922 when she was transferred to the United States Department of Commerce for use by the United States Coast and Geodetic Survey. Renamed USC&GS Guide, the ship operated as a survey vessel along the West Coast of the United States for 17 years, making significant contributions to navigation, hydrographic surveying, and oceanography. In June 1941, Guide was transferred back to the Navy, converted into a salvage ship, and renamed USS Viking (ARS-1). As Viking, she worked primarily from bases in California until 1953, when she was sold for scrapping.
USS Eider (AM-17) was a Lapwing-class minesweeper of the United States Navy.
United States
