We are carrying out a 2-year survey in four different villages in the upper-East region of Ghana (Naaga, Kayoro, Kandiga and Bonia). Samples of An. gambiae sensu lato and An. funestus will be collected monthly from all four villages.

Contributors:

• Lucas Amenga-Etego, Navrongo Health Research Centre, Ghana
• Victor Asoala, Navrongo Health Research Centre, Ghana
• Cristina Ariani, Wellcome Sanger Institute, UK