The slave ship Mary departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Trinidad and Tobago.

Vessel: Mary; flag: Great Britain; rig: Ship; estimated standardized tonnage: 167. People recorded in connection with the voyage: Investor: Pickop, Thomas; Investor: Ackers, James; Captain: Durack, Richard; Investor: Durack, Richard; Investor: Grundy, John; Investor: Denney, Plato. The voyage began at Liverpool on 31 May 1800. Principal recorded place where captives were acquired: Africa, port unspecified (Other Africa). Principal recorded disembarkation place: Trinidad, port unspecified. Recorded outcome: Voyage completed as intended.