USS Hendrick Hudson was a schooner-rigged screw steamer.
USS Chenango was a side-wheel steamer in the service of the United States Navy during the American Civil War.
USS Grand Gulf was a wooden-hulled, propeller-driven steamer acquired by the Union Navy during the American Civil War. She was effective in performing blockade duty, and captured a number of Confederate blockade runners.
USS Young America was a Confederate steamer captured by the Union Navy’s blockade vessels, and subsequently placed in-service in the Union Navy during the American Civil War.
USS John L. Lockwood was a steamer acquired by the Union Navy during the American Civil War. She was needed by the Navy to be part of the fleet of ships to prevent blockade runners from entering ports in the Confederacy.
USS Zouave was a steamer acquired by the Union Navy during the American Civil War. She was needed by the Navy to be part of the fleet of ships to prevent blockade runners from entering ports in the Confederacy.
USS General Putnam – also known as the USS William G. Putnam – was acquired by the Union Navy during the first year of the American Civil War and outfitted as a gunboat and assigned to the Union blockade of the Confederate States of America. She also served as a tugboat and as a ship's tender when so required.
USS Western World was a ship acquired by the Union 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 Lilac was a steamer acquired by the Union Navy during the American Civil War. She was used by the Navy as a tugboat and in other minor roles.
USS Mary Sanford was a steamer acquired by the Union Navy during the American Civil War.
USS Mendota was a steamer built for the Union Navy during the American Civil War. With her heavy guns, she was planned by the Union Navy for use as a bombardment gunboat, but also as a gunboat stationed off Confederate waterways to prevent their trading with foreign countries.
USS Stepping Stones was a steamer purchased by the Union Navy during the early part of the American Civil War.
USS Rose was a screw steamer acquired by the Union Navy during the American Civil War.
USS Althea was a screw steamer acquired by the Union Navy during the American Civil War. The Union Navy used her as a tugboat, a torpedo boat, and as a ship's tender in support of the Union Navy blockade of Confederate waterways.
USS Henry Brinker was a small steamship acquired by the Union Navy during the American Civil War. She was placed into service as a gunboat and assigned to the blockade of ports of the Confederate States of America.
USS Hydrangea was a steamer acquired by the Union Navy during the American Civil War. She served the Navy in various ways: as a tugboat, a dispatch boat, a ship's tender, and as a gunboat in waterways of the Confederate States of America.
USS Poppy 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.
USS Shokokon was a large (709-ton) steamer with powerful 30-pounder rifled guns, purchased by the Union Navy during the beginning of 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 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.
United States