Pest Species

Glossina fuscipes fuscipes
Tsetse Fly

Chad

Mandoul Region

Control Measure

Synopsis

  • The Mandoul focus, located in the Logone Oriental part of Southern Chad, is a historical Gambiense-human-African-trypanosomiasis focus  showing the highest transmission rate in the country in the last decades.
  • An agro-pastoral area covering > 520 km2 with fertile land because of the proximity of a river, where there are many cattle, sheep, goats and pigs and where African animal trypanosomosis (AAT) is also present.
  • Glossina fuscipes fuscipes is the only cyclical vector of trypanosomes in this area.
  • 4 years of tsetse control using insecticide-impregnated targets from 2014 to 2017
  • 99% reduction was observed
  • A local eradication of the vector is promising.
  • An SIT project was initiated to eliminate tsetse flies from this area.

Learn More

Vector competence of sterile male Glossina fuscipes fuscipes for Trypanosoma brucei brucei: implications for the implementation of the sterile insect technique in a sleeping sickness focus in Chad

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M. H. Mahamat, A. Ségard, J.-B. Rayaisse, R. Argiles-Herrero, A. G. Parker, P. Solano, A. M. M. Abd-Alla, J. Bouyer and S. Ravel,  Parasites and Vectors,  16:111. 2023.
Human African trypanosomiasis (HAT) is a neglected tropical disease caused by Trypanosoma brucei gambiense transmitted by tsetse flies in sub‑Saharan West Africa. In southern Chad the most active and persistent focus is the Mandoul focus, with 98% of the reported human cases, ...