The Sacramento-Yolo Mosquito and Vector Control District released sterile male mosquitoes in Rosemont as part of a 2.3 million mosquito Wolbachia program designed to reduce Aedes aegypti populations and prevent dengue, Zika, and other vector-borne diseases. The approach uses genetic control to suppress invasive mosquito populations without pesticides.
Sacramento Bee · Wednesday, 8 July 2026
The Sacramento-Yolo district released 144,000 sterile males in Rosemont as part of a 2.3 million mosquito Wolbachia program to curb Aedes aegypti and protect public health.
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