The U.S.S. Housatonic sunk immediately, however the Hunley did not sink immediately, evidence shows that the Hunley may have survived up to an hour after they attacked the U.S.S. Housatonic.
The U.S.S. Housatonic sunk immediately, however, the Hunley did not sink so quickly. Evidence shows that the Hunley may have survived up to an hour after the detonation of the torpedo on the U.S.S. Housatonic.