The slave ship Pontchartrain left the African coast carrying enslaved Africans toward Haiti. About 131 people had been taken aboard.

Vessel: Pontchartrain; flag: France; rig: Fregat; estimated standardized tonnage: 365.3. People recorded in connection with the voyage: Captain: Durocher-Sorin, Noel; Investor: Compagnie des Indes. The voyage began at Lorient on 8 March 1731. Principal recorded place where captives were acquired: Whydah, Ouidah (Bight of Benin). Principal recorded disembarkation place: Cap Français. Recorded duration of the captives' Atlantic crossing: 141 days. Estimated mortality during the crossing: 19.0%. Recorded outcome: Voyage completed as intended.