The slave ship NS da Guia arrived with enslaved Africans in Brazil. About 496 people had been taken aboard and approximately 195 arrived.

Vessel: NS da Guia; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Cirne, Manoel Joaquim Mendes de Vasconcelos; Captain: Silva, Joaquim Arsênio da; Investor: Silva, Joaquim Arsênio da. The voyage began at Rio de Janeiro on 17 July 1823. 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: 82 days. Estimated mortality during the crossing: 61.0%. Recorded outcome: Voyage completed as intended.