The slave ship Duinvliet completed the voyage after transporting enslaved Africans to Guyana.

Vessel: Duinvliet; flag: Netherlands; rig: Yaght. People recorded in connection with the voyage: Investor: Nieuw West Indische Compagnie; Captain: Rijkx, Cent. The voyage began at Vlissingen on 13 February 1721. Principal recorded place where captives were acquired: Congo North (West Central Africa and St Helena). Principal recorded disembarkation place: Essequibo. Estimated mortality during the crossing: 14.0%. Recorded outcome: Voyage completed as intended.