The slave ship Mariana arrived with enslaved Africans in Brazil. About 523 people had been taken aboard and approximately 480 arrived.

Vessel: Mariana; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Captain: Santos, Félix José dos; Investor: Santos, Félix José dos; Captain: Pereira, Francisco Manoel. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Quilimane (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 52 days. Estimated mortality during the crossing: 8.0%. Recorded outcome: Voyage completed as intended.