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Mosquito

BRENTWOOD, CA - AUGUST 23: Technicians with the Contra Costa County Mosquito and Vector Control District drive a truck through a neighborhood fogging with Pyrocide 7396 insecticide on August 23, 2012 in Brentwood, California. In the wake of the largest outbreak of the West Nile Virus in the U.S. history, the Contra Costa County Mosquito and Vector Control is fogging areas of the county that have seen a spike in numbers of mosquitoes carrying the West Nile Virus. More than 1,100 people in the Unites States have been infected with West Nile and 41 people have died. (Photo by Justin Sullivan/Getty Images)

Mosquitos, Dead Birds Test Positive For West Nile Virus In Contra Costa County

A group of mosquitoes and several dead birds found throughout Contra Costa County have tested positive for the West Nile virus in recent weeks, Contra Costa County Mosquito and Vector Control District officials said Tuesday.

07/01/2014

(Photo by Justin Sullivan/Getty Images)

No Signs Of West Nile Virus After San Mateo Mosquito Fogging Operation

In an effort to reduce mosquito populations, and the threat of West Nile virus in San Mateo, the San Mateo County Mosquito and Vector Control District said that a fogging operation performed last week was successful.

06/25/2014

mosquito

2 People Infected With West Nile Virus In Northern California

California health officials have reported that two people have been infected with West Nile Virus in the state. West Nile virus is transmitted through the bite of infected mosquitoes.

06/21/2014

BRENTWOOD, CA - AUGUST 23: Technicians with the Contra Costa County Mosquito and Vector Control District drive a truck through a neighborhood fogging with Pyrocide 7396 insecticide on August 23, 2012 in Brentwood, California. In the wake of the largest outbreak of the West Nile Virus in the U.S. history, the Contra Costa County Mosquito and Vector Control is fogging areas of the county that have seen a spike in numbers of mosquitoes carrying the West Nile Virus. More than 1,100 people in the Unites States have been infected with West Nile and 41 people have died. (Photo by Justin Sullivan/Getty Images)

Mosquitos Test Positive For West Nile Virus In San Jose; Fogging To Begin Early

Mosquitoes have tested positive for West Nile Virus in San Jose, according to South Bay officials.

05/19/2014

mosquito

Santa Clara County Using Helicopters To Spray For Mosquitos

Santa Clara County Vector Control will spray insecticides by helicopter on Tuesday morning to prevent the emergence of adult mosquitoes, according to an agency press release.

04/29/2014

(Santa Clara Vector Control)

Bay Area Officials Warn Of West Nile Virus Threat As Mosquito Season Begins

A dead American crow recently found near the intersection of Danville Blvd. and Camille Pl. in Alamo tested positive for the disease.

04/26/2014

(Santa Clara Vector Control)

How To Identify Deadly Yellow Fever Mosquito As Invasive Species Spreads In Bay Area

As dangerous Yellow Fever Mosquito spreads in the Bay Area, look for white markings, and brown color to identify these smaller insects.

04/14/2014

Yellow Fever Mosquito, or aedes egypti.

Deadly Yellow Fever Mosquito Resurfaces In Menlo Park

A deadly mosquito that hasn’t been seen in the Bay Area since the 70s has been detected in San Mateo County.

04/12/2014

An Asian Tiger mosquito feeds from the blood from a person. (Jack Leonard/New Orleans Mosquito and Termite Control Board/Getty Images)

Yellow Fever Mosquito Detected In California

A mosquito found in a residential area of Menlo Park tested positive for yellow fever.

10/15/2013

An Asian Tiger mosquito feeds from the blood from a person. (Jack Leonard/New Orleans Mosquito and Termite Control Board/Getty Images)

Mosquito Spraying Planned In Brentwood After West Nile Discovery

The discovery of birds infected with West Nile virus has prompted Contra Costa County officials to schedule a mosquito spraying in Brentwood Thursday night.

08/23/2012

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