The slave ship Adeona arrived with enslaved Africans in Uruguay. About 248 people had been taken aboard and approximately 238 arrived.

Vessel: Adeona; flag: Great Britain; rig: Ship; estimated standardized tonnage: 207. People recorded in connection with the voyage: Investor: Mestaer, Peter Everitt; Captain: Cummings, Thomas; Captain: Janson. The voyage began at London on 23 February 1803. Principal recorded place where captives were acquired: Congo River (West Central Africa and St Helena). Principal recorded disembarkation place: Montevideo. Recorded duration of the captives' Atlantic crossing: 51 days. Estimated mortality during the crossing: 4.0%. Recorded outcome: Voyage completed as intended.