Bandafassi  Bandafassi is a town in south-eastern Senegal about 750 km from Dakar near the borders with Mali and Guinea.network.net/dss_site_profiles/bandafassi.htm Bandafassi DSS, Senegal, INDEPTH Network profile The area constitutes the Bandafassi DSS (demographics surveillance site) of the INDEPTH Network. The population includes ethnic groups Bedick (Bedik), Mandinka and Fula Bande.