The slave ship Paquete do Rio arrived with enslaved Africans in Brazil. About 476 people had been taken aboard and approximately 311 arrived.

Vessel: Paquete do Rio; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Captain: Pinto, Manoel Guedes; Investor: Pinto, Manoel Guedes; Captain: Santos, Casemiro Lúcio dos; Captain: Castro, Henrique José de. The voyage began at Rio de Janeiro on 28 April 1820. 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: 60 days. Estimated mortality during the crossing: 35.0%. Recorded outcome: Voyage completed as intended.