The slave ship Mariquinha arrived with enslaved Africans in Brazil. About 333 people had been taken aboard and approximately 300 arrived.

Vessel: Mariquinha; flag: Portugal / Brazil; rig: Schooner; estimated standardized tonnage: 135. People recorded in connection with the voyage: Captain: Germano, G R; Investor: Antônio, Gabriel José. The voyage began at Bahia, place unspecified on 16 June 1850. Principal recorded place where captives were acquired: Lagos, Onim (Bight of Benin). Principal recorded disembarkation place: Bahia, place unspecified. Recorded outcome: Arrested by Brazil or given up to the Brazilian government.