The slave ship Marcial arrived with enslaved Africans in Brazil. About 447 people had been taken aboard and approximately 417 arrived.

Vessel: Marcial; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Investor: Rego, Lourenço Antonio do; Captain: Rosa, João Luís da. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 33 days. Estimated mortality during the crossing: 7.0%.