The slave ship NS da Conceição left the African coast carrying enslaved Africans toward Brazil. About 457 people had been taken aboard.

Vessel: NS da Conceição; flag: Portugal / Brazil; rig: Navio mercante; estimated standardized tonnage: 398.1. People recorded in connection with the voyage: Investor: Companhia Geral do Grão Pará e Maranhão; Captain: Ribeiro, José Gomes. The voyage began at Lisbon on 11 November 1763. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Pará. Estimated mortality during the crossing: 39.4%. Recorded outcome: Voyage completed as intended.