The slave ship Conde dos Arcos arrived with enslaved Africans in Brazil. About 555 people had been taken aboard and approximately 513 arrived.

Vessel: Conde dos Arcos; flag: Portugal / Brazil. People recorded in connection with the voyage: Captain: Porto, Antônio Alves da Silva; Investor: Porto, Antônio Alves da Silva; Captain: Silva, João Paulino da. The voyage began at Rio de Janeiro on 20 July 1824. Principal recorded place where captives were acquired: Mozambique (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 55 days. Estimated mortality during the crossing: 8.0%. Recorded outcome: Voyage completed as intended.