The slave ship NS do Socorro left the African coast carrying enslaved Africans toward Brazil. About 307 people had been taken aboard.

Vessel: NS do Socorro; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Captain: Matos, José de Souza de; Investor: Barros, Manoel Ferreira de. The voyage began at Bahia, place unspecified on 13 August 1803. Principal recorded place where captives were acquired: Costa da Mina, place unspecified (Bight of Benin). Principal recorded disembarkation place: Bahia, place unspecified. Recorded duration of the captives' Atlantic crossing: 42 days. Estimated mortality during the crossing: 5.0%. Recorded outcome: Voyage completed as intended.