Infected mosquitoes detected in north central Orange County

Garden Grove, Calif. – The Orange County Mosquito and Vector Control District (OCMVCD) has detected elevated West Nile Virus (WNV) activity in the Cities of Anaheim, Orange, Huntington Beach, Westminster, and Stanton, in North Central Orange County.

OCMVCD routinely traps mosquitoes to test for the presence of mosquito-borne disease and monitor mosquito abundance. If the areas continue to have high WNV activity, OCMVCD may conduct adult mosquito control applications.

WNV occurs in a natural cycle between mosquitoes (vectors) and vertebrates (reservoirs), with humans becoming involved during WNV outbreaks. The virus also affects wildlife, with some species (crows and horses) being extremely vulnerable to infection. Human cases resulting in encephalitis and fever caused by the virus are not usually transmitted person-to-person, but largely through the bite of a competent mosquito vector…

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