The slave ship Sea Horse arrived with enslaved Africans in Argentina. About 450 people had been taken aboard and approximately 150 arrived.

Vessel: Sea Horse; flag: Great Britain; estimated standardized tonnage: 341.3. People recorded in connection with the voyage: Investor: Jones; Captain: White, Moor; Investor: South Sea Company. The voyage began at London on 9 June 1726. Principal recorded place where captives were acquired: Madagascar (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Buenos Aires. Estimated mortality during the crossing: 67.0%. Recorded outcome: Shipwrecked or destroyed, after disembarkation.