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

Vessel: Segredo; flag: Portugal / Brazil; rig: Schooner; estimated standardized tonnage: 135. People recorded in connection with the voyage: Investor: Rios, José Álvares da Cruz; Captain: Bastos, M C da Rocha. The voyage began at Bahia, place unspecified on 16 May 1849. Principal recorded place where captives were acquired: Africa, port unspecified (Other Africa). Principal recorded disembarkation place: Bahia, place unspecified. Estimated mortality during the crossing: 53.0%. Recorded outcome: Driven or run on shore in the Americas: no court proceedings.