The slave ship Concepción left the African coast carrying enslaved Africans toward Martinique. About 152 people had been taken aboard.

Vessel: Concepción; flag: France; estimated standardized tonnage: 146.3. People recorded in connection with the voyage: Investor: Simon, Jean; Captain: Renom, Pierre. The voyage began at Nantes on 27 March 1715. Principal recorded place where captives were acquired: Bonny (Bight of Biafra and Gulf of Guinea islands). Principal recorded disembarkation place: Martinique, place unspecified. Recorded duration of the captives' Atlantic crossing: 104 days. Estimated mortality during the crossing: 32.0%. Recorded outcome: Voyage completed as intended.