Schistosomiasis risk is present in the described areas only:
S. haematobium and S. mansoni are endemic in KwaZulu-Natal Province, including the entire plain and coastal areas (limited to the west by the Drakensberg Escarpment) and extending south along the coast into Eastern Cape Province to the area of Port St. Johns.
Risk is also present in the province of Limpopo (including Kruger National Park) extending from the Limpopo River basin and its tributaries south to the northern part of the Witwatersrand mountains. In North West Province, cases have been reported from Marico, Swartruggens and Rustenburg district with localized infections in Koster, Wolmaransstad and Bloemhof on the Vaal River and in Piet-Retief district (Mpumalanga Province) in the eastern part of the state on the border with Swaziland.
Risk of Schistosomiasis caused by: Schistosoma haematobium, Schistosoma mansoni, Schistosoma mattheei
Note: S. mattheei is mainly an infection of animals and rarely transmitted to humans.
The main intermediate host snail is: Bulinus globosus, Bulinus africanus, Biomphalaria pfeifferi