USS Hackleback (SS-295)
 USS Hackleback (SS-295) a Balao-class submarine was a ship of the United States Navy named after the hackleback a freshwater fish of the sturgeon family.Hackleback was launched 30 May 1943 by the Cramp Shipbuilding Co. Philadelphia Pa.; sponsored by Mrs. W. L. Wright; and commissioned 7 November 1944 Lt. Comdr. Frederick E. Janney in command. After training out of New London Hackleback reported to the Fleet Sonar School at Key West 24 December.