The slave ship Semiramis departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Cuba.

Vessel: Semiramis; flag: U.S.A.; rig: Fragata; estimated standardized tonnage: 163. People recorded in connection with the voyage: Captain: D'Wolf, James; Investor: D'Wolf, James; Captain: Collins; Captain: Slocum, Charles; Investor: Slocum, Charles. The voyage began at Rhode Island, port unspecified on 6 May 1806. Principal recorded place where captives were acquired: Cape Mount (Cape Grand Mount) (Windward Coast). Principal recorded disembarkation place: Havana. Recorded duration of the captives' Atlantic crossing: 74 days. Estimated mortality during the crossing: 12.7%.