The slave ship S José Diligente Vulcano arrived with enslaved Africans in Brazil. About 765 people had been taken aboard and approximately 760 arrived.

Vessel: S José Diligente Vulcano; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Guimarães, Francisco José; Captain: Pena, José Antônio; Captain: Brito, José Joaquim de. The voyage began at Rio de Janeiro on 18 March 1811. Principal recorded place where captives were acquired: Congo River (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 29 days. Estimated mortality during the crossing: 1.0%. Recorded outcome: Voyage completed as intended.