The slave ship Rio Tua arrived with enslaved Africans in Brazil. About 358 people had been taken aboard and approximately 319 arrived.

Vessel: Rio Tua; flag: Portugal / Brazil; rig: Brig; estimated standardized tonnage: 120. People recorded in connection with the voyage: Captain: Mota, Gaspar Joaquim da. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Ilha Grande. Recorded duration of the captives' Atlantic crossing: 35 days. Recorded outcome: Voyage completed as intended.