USS Katahdin was a Unadilla-class gunboat built for the U.S. Navy during the American Civil War.
USS New London was a screw steamer of the Union Navy during the American Civil War. She was outfitted with a Parrott rifle and 32-pounders, and was assigned as a gunboat in the Union blockade of the Confederate States of America.
Princess Royal was a British merchant ship and blockade runner that became a cruiser in the Union Navy during the American Civil War and later returned to civilian service.
USS Sciota was a Unadilla-class gunboat built on behalf of the United States Navy for service during the Civil War. She was outfitted as a gunboat, with both a 20-pounder rifle for horizontal firing, and two howitzers for shore bombardment, and assigned to the Union blockade of the waterways of the Confederate States of America.
USS South Carolina was a steamer used by the Union Navy during the American Civil War.
USS Stars and Stripes was a 407-ton steamer acquired by the U.S. Navy and put to use by the Union during the American Civil War.
The second USS Kensington was a steamship in the United States Navy.
USS Itasca was a Unadilla-class gunboat built for the U.S. Navy during the American Civil War. She was used by the Navy to patrol navigable waterways of the Confederacy to prevent the South from trading with other countries.
USS De Soto was a fast wooden-hulled sidewheel steamship that saw service as a U.S. Navy gunboat during the American Civil War.
USS Massachusetts was a large steamer acquired by the U.S. Navy prior to the American Civil War.
USS Bermuda was a large steamer captured by the Union Navy during the American Civil War. She was used by the Union Navy as a cargo and general transport ship in support of the Union Navy blockade of Confederate waterways, primarily in Florida and the Gulf of Mexico. However, despite being a valuable cargo ship, she proved very adept at capturing blockade runners as her record proves.
USS James S. Chambers was a schooner acquired by the Union Navy during the American Civil War. She was used by the Union Navy as a gunboat in support of the Union Navy blockade of Confederate waterways.
USS Kittatinny was a schooner acquired by the Union Navy during the American Civil War. She was used by the Union Navy as a gunboat in support of the Union Navy blockade of Confederate waterways.
USS Antona was a steamer captured by the Union Navy during the American Civil War. She was used by the Union Navy as a dispatch boat and gunboat in support of the Union Navy blockade of the Confederate States of America.
USS Augusta Dinsmore was a steamer acquired by the Union Navy during the American Civil War. She was used by the Union Navy as a gunboat in support of the Union naval blockade of Confederate waterways. Because of her relatively large size, she was also sometimes used as a cargo ship.
USS Glasgow was originally a British cross-Channel sidewheel steamer named Eugenie owned by the South Eastern Railway that was built during the early 1860s. She was sold for blockade-running duties in 1863 and was captured by the Union Navy later that year during the American Civil War. Incorporated into the Navy, she was principally used as a dispatch boat and storeship in support of the Union blockade of the ports of the Confederate States of America. Renamed Glasgow in 1864, she sank after striking an obstacle the following year, but was refloated and repaired. The ship was sold back into commercial service in 1869 and was scrapped 20 years later.
USS Stockdale was a steamer commissioned by the Union Navy during the American Civil War.
The third USS Union was a heavy (1,114-ton) steamer with a powerful 12-inch rifled gun purchased by the United States Navy during the American Civil War.
The third USS Virginia was a 581-ton blockade-running steamer captured by the United States Navy and put to use by the Union Navy during the American Civil War. Virginia served the U.S. Navy primarily as a mortar gunboat. Her ordnance included six 24-pounder howitzers and a 12-pounder rifled gun.
John Cummings Howell was an officer in the United States Navy during the American Civil War. He rose to the rank of rear admiral and late in his career was commander-in-chief of the North Atlantic Squadron and then of the European Squadron.
United States