Early in Jacksonville's history, mosquito-borne diseases were problematic. In the late 1800s, there were several outbreaks of the mosquito-borne disease yellow fever in the Jacksonville area. However, control efforts have helped to decrease this problem. Mosquito Control works with the Duval County Health Department to reduce the instances of mosquito-borne diseases on a regular basis.

The following pages or brochures contain information on various mosquito-borne diseases. Brochures are printable using Adobe Reader, available for free from Adobe.

Mosquito Borne Encephalitis: Includes information on West Nile virus and Zika virus

Dog/Cat Heartworms (PDF 62K)

For more information on disease transmission from mosquitoes and symptoms, please refer to the Centers for Disease Control (CDC). The CDC also has a great search tool designed to help travelers learn what precautions are necessary for countries they may be visiting. Also check out the State of Florida Department of Health for information specific to Florida.