The slave ship Adamastor left the African coast carrying enslaved Africans toward Brazil. About 490 people had been taken aboard.

Vessel: Adamastor; flag: Portugal / Brazil; estimated standardized tonnage: 158. People recorded in connection with the voyage: Investor: Tusion, João Antônio Moraes; Captain: Viana, Antônio Rodrigues de. 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, Sao Paulo, Santa Catarina. Recorded duration of the captives' Atlantic crossing: 71 days.