Bird counts at Buanyuantula, Makalondi, Niger 1991-1993

Bird counts along transects carried out by Pierre Souvairan (1921-1998) from June 1991 to September 1993 at Buanyuantula (spelled Boignontoula in OpenStreetMap), Makalondi, Niger, near the Kulbu pools. Patrick Giraudoux helped Pierre Souvairan to design the protocol during his stays in Dijon, ...