WHO launches new initiative to stop the spread of invasive malaria vector in Africa
Daily Rendezvous In a 2019 vector alert , WHO identified the spread of Anopheles stephensi as a significant threat to malaria control and elimination – particularly in Africa, where the disease hits hardest. A new WHO initiative , launched today, aims to stop the further spread of this invasive mosquito species in the region. Originally native to parts of South Asia and the Arabian Peninsula, An. stephensi has been expanding its range over the last decade, with detections reported in Djibouti (2012), Ethiopia and Sudan (2016), Somalia (2019) and Nigeria (2020). Unlike the other main mosquito vectors of malaria in Africa, it thrives in urban settings. With more than 40% of the population in Africa living in urban environments, the invasion and spread of An. stephensi could pose a significant threat to the control and elimination of malaria in the region. But large-scale surveillance of the vector is still in its infancy,...