The slave ship Conde dos Arcos arrived with enslaved Africans in Brazil. About 320 people had been taken aboard and approximately 298 arrived.

Vessel: Conde dos Arcos; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Captain: Porto, Antônio Alves da Silva; Investor: Porto, Antônio Alves da Silva; Captain: Bastos, Manoel Domingos. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Ambriz (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 32 days. Estimated mortality during the crossing: 7.0%. Recorded outcome: Voyage completed as intended.