The slave ship Sete de Março left the African coast carrying enslaved Africans toward Brazil. About 238 people had been taken aboard.

Vessel: Sete de Março; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Captain: Caldas, Manoel José de; Investor: Almeida, José Rodrigues Pereira de; Captain: Seborro, Manoel Joaquim. The voyage began at Rio de Janeiro on 10 September 1811. 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: 38 days. Recorded outcome: Voyage completed as intended.