The slave ship S João Batista e NS da Conceição do Monte departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Brazil.

Vessel: S João Batista e NS da Conceição do Monte; flag: Portugal / Brazil; rig: Sumaca. People recorded in connection with the voyage: Investor: Andrade, Rodrigo Navarro de; Captain: Freitas, Porfírio de. The voyage began at Bahia, place unspecified on 16 August 1783. Principal recorded place where captives were acquired: Costa da Mina, place unspecified (Bight of Benin). Principal recorded disembarkation place: Bahia, place unspecified. Recorded outcome: Arrived in Africa, subsequent fate unknown.