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

Vessel: Mercantil; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Captain: Silva, Jacob Leandro da; Captain: Santos, Joaquim Ferreira dos; Investor: Santos, Joaquim Ferreira dos. The voyage began at Rio de Janeiro on 26 July 1819. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 30 days. Recorded outcome: Voyage completed as intended.