The slave ship S José Diligente Vulcano arrived with enslaved Africans in Brazil. About 566 people had been taken aboard and approximately 543 arrived.

Vessel: S José Diligente Vulcano; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Investor: Guimarães, Francisco José; Captain: Ferreira, Francisco Pedro. 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: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 30 days. Estimated mortality during the crossing: 4.0%. Recorded outcome: Voyage completed as intended.