The slave ship Marquês de Aguiar departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Brazil.

Vessel: Marquês de Aguiar; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Investor: Tavares, João Inácio; Captain: Salazar, Manoel Ferreira. The voyage began at Rio de Janeiro on 2 June 1816. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 39 days. Recorded outcome: Voyage completed as intended.