Aedes aegypti SurveillanceThe District conducts intensive surveillance for invasive Aedes mosquitoes. The surveillance program mainly targets two mosquito species, Aedes aegypti and Aedes albopictus, which have been spreading throughout California over the last several years.
West Nile Virus SurveillanceThe District’s West Nile virus surveillance program reports several types of positive West Nile virus results, including dead birds, mosquito samples (“pools”), sentinel chickens, and human cases.
