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

Vessel: Conde de Souzel; flag: Portugal / Brazil; rig: Ship. People recorded in connection with the voyage: Investor: Correa, Manoel dos Passos; Captain: Silveira, Matias José da. The voyage began at Rio de Janeiro on 15 April 1828. Principal recorded place where captives were acquired: Mozambique (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 54 days. Estimated mortality during the crossing: 18.0%. Recorded outcome: Voyage completed as intended.