USS Cayuga (1861)

History
United States
Name	USS Cayuga
Builder	S. Gildersleeve & Sons (Portland, CT)
Launched	21 October 1861
Commissioned	21 February 1862
Decommissioned	31 July 1865
Fate	Sold, 25 October 1865
General characteristics
Class and type	Unadilla-class gunboat
Displacement	691 tons
Tons burthen	507
Length	158 ft (48 m) (waterline)
Beam	28 ft (8.5 m)
Draft	9 ft 6 in (2.90 m) (max.)
Depth of hold	12 ft (3.7 m)
Propulsion	2 × 200 IHP 30-in bore by 18 in stroke horizontal back-acting engines; single screw
Sail plan	Two-masted schooner
Speed	10 kn (11.5 mph)
Complement	114
Armament	Original: 1 × 11-in Dahlgren smoothbore 2 × 24-pdr smoothbore 2 × 20-pdr Parrott rifle

The first USS Cayuga was a Unadilla-class gunboat in the United States Navy.

Cayuga was launched 21 October 1861 by S. Gildersleeve and Sons, Portland, Connecticut and outfitted at New York Navy Yard. She was commissioned 21 February 1862, Lieutenant N. B. Harrison in command, and reported to the West Gulf Blockading Squadron.