The slave ship S José Diligente Vulcano left the African coast carrying enslaved Africans toward Brazil. About 420 people had been taken aboard.

Vessel: S José Diligente Vulcano; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Guimarães, Francisco José; Captain: Ferreira, Francisco Pedro. The voyage began at Rio de Janeiro on 23 December 1816. 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: 32 days. Estimated mortality during the crossing: 3.0%. Recorded outcome: Voyage completed as intended.