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

Vessel: Mercury; flag: Great Britain; rig: Ship; estimated standardized tonnage: 231. People recorded in connection with the voyage: Captain: Siller, John; Investor: Siller, John; Investor: Kitchen, Robert; Captain: Greaves, George; Investor: Greaves, George; Investor: Sellers, John. The voyage began at Liverpool on 21 September 1800. Principal recorded place where captives were acquired: Rio Pongo (Sierra Leone). Principal recorded disembarkation place: Suriname, place unspecified. Recorded outcome: Voyage completed as intended.