Swarms of mosquito larvae are seen in close-up in water collected from green, algae-laden pool water by representatives of the Fresno Mosquito and Vector Control District, in April 2014.
Swarms of mosquito larvae are seen in close-up in water collected from green, algae-laden pool water by representatives of the Fresno Mosquito and Vector Control District, in April 2014. JOHN WALKER Fresno Bee Staff Photo
Swarms of mosquito larvae are seen in close-up in water collected from green, algae-laden pool water by representatives of the Fresno Mosquito and Vector Control District, in April 2014. JOHN WALKER Fresno Bee Staff Photo

Fresno spraying for mosquitoes that carry West Nile virus

June 13, 2016 04:21 PM