The slave ship Adamastor arrived with enslaved Africans in Brazil. About 390 people had been taken aboard and approximately 353 arrived.

Vessel: Adamastor; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Rocha, Joaquim José da; Captain: Seixas, Valeriano José de. The voyage began at Rio de Janeiro on 29 April 1819. Principal recorded place where captives were acquired: Benguela (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 60 days. Recorded outcome: Voyage completed as intended.