The slave ship Birch completed the voyage after transporting enslaved Africans to Dominica.

Vessel: Birch; flag: Great Britain; rig: Ship; estimated standardized tonnage: 218.3. People recorded in connection with the voyage: Captain: Birch, Thomas; Investor: Birch, Thomas; Investor: Gregson, William; Captain: Spencer, William; Investor: Spencer, William; Captain: Pemberton, Samuel; Investor: Pemberton, Samuel; Captain: Anderson, George; Investor: Brown, Thomas. The voyage began at Liverpool on 30 January 1772. Principal recorded place where captives were acquired: Gallinhas (Sierra Leone). Principal recorded disembarkation place: Dominica, place unspecified. Recorded outcome: Voyage completed as intended.