The slave ship Martha left the African coast carrying enslaved Africans toward Jamaica. About 261 people had been taken aboard.

Vessel: Martha; flag: Great Britain; rig: Brig; estimated standardized tonnage: 165. People recorded in connection with the voyage: Captain: Colley, Jas Eckly; Investor: Colley, Jas Eckly; Captain: Fisher, Ralph; Investor: Fisher, Ralph; Investor: Kewley; Investor: Kewley, Patrick; Captain: Huson, Thomas; Investor: Huson, Thomas. The voyage began at Liverpool on 5 April 1791. Principal recorded place where captives were acquired: Bight of Biafra and Gulf of Guinea Islands, port unspecified. Principal recorded disembarkation place: Montego Bay. Recorded outcome: Voyage completed as intended.