The slave ship General Silveira arrived with enslaved Africans in Brazil. About 460 people had been taken aboard and approximately 406 arrived.

Vessel: General Silveira; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Captain: Vale, João Gomes; Investor: Vale, João Gomes; Investor: Guimarães, José Joaquim; Captain: Freitas, Antonio Lourenço de. The voyage began at Southeast Brazil, port unspecified. 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: 61 days. Estimated mortality during the crossing: 12.0%. Recorded outcome: Voyage completed as intended.