Schistosomiasis risk is present in the whole country, including urban areas:
S. haematobium and S. mansoni are endemic along the Gambia River basin. Snail intermediate host for S. haematobium: Bulinus jousseaumei.
Risk of Schistosomiasis caused by:Schistosoma haematobium, Schistosoma mansoni
The main intermediate host snail is:Bulinus truncatus, Bulinus senegalensis, Biomphalaria pfeifferi, see text above for additional intermediate snail host.