USS Curlew (1862) was a Union Navy steamship purchased during the second year of the American Civil War.
USS Ibex (1863) was a steamer acquired by the Union Navy during the American Civil War. She was to be used as a gunboat by the Navy, although the war ended less than a week after she was commissioned.
USS Ouachita (1863) was a steamer captured 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 Fairy (1861) was a steamer purchased by the Union Navy during the American Civil War.
USS Victory (1863) was a steamer purchased by the Union Navy during the American Civil War.
USS Brilliant (1862) was a steamer purchased by the Union Navy during the American Civil War. She was used by the Union Navy as a gunboat assigned to patrol Confederate waterways.
USS Reindeer (1863) was a steamer purchased by the Union Navy during the American Civil War.
USS Hastings (1860) was a steamer purchased by the Union Navy during the American Civil War. She was used by the Union Navy as a gunboat assigned to patrol Confederate waterways.
USS Paw Paw (1863) was a steamer acquired by the Union Navy during the American Civil War. She was used by the Union Navy as a convoy and patrol vessel on Confederate waterways.
USS Exchange (1862) was a steamer acquired by the Union Navy during the American Civil War.
USS Kate 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 Navy blockade of Confederate waterways.
The first USS Silver Cloud was a steamer acquired by the Union Navy during the American Civil War.
USS Nymph (1863) was a steamer acquired by the Union Navy during the American Civil War. She was used by the Union Navy as a dispatch boat in support of the Union Navy blockade of Confederate waterways.
USS Gamage (1864) was a large steamer acquired by the Union Navy during the last months of the American Civil War. She was used as a gunboat to collect naval assets of the defeated Confederacy.
USS Huntress (1862) was a steamer acquired by the Union Navy during the American Civil War. She was placed into service as a gunboat assigned to support the Union Navy during the naval blockade of ports and rivers of the Confederate States of America.
USS Nyanza (1863) was a large steamer purchased by the Union Navy during the American Civil War. She was assigned by the Union Navy to gunboat duty in the waterways of the rebellious Confederate States of America.
USS Sibyl (1863) was a wooden-hull steamer outfitted with heavy guns, purchased by the Union Navy during the American Civil War.
USS Siren (1862) was the 214-ton wooden-hulled, stern-wheel steamer White Rose launched in 1862 that the Union Navy purchased in 1864. The Navy outfitted Siren with two 24-pounder howitzers for use in bombardment and assigned her to operations on the Mississippi River where Union forces were attempting to maintain control of the river in order to split the Confederate States of America in two. The Navy sold her in 1865 and new owners returned her name to White Rose. They abandoned her in 1867.
USS Tensas (1860) was a small 41-ton steamer captured by the Union Navy during the American Civil War.
The first USS Volunteer was a 209-ton steamer captured by the Union Navy and put to use by the Union during the American Civil War.
United States