California vector control districts are on the lookout for the St. Louis Encephalitis Virus after it appeared in Placer, Yuba and Stanislaus counties last week. Kern, Kings, Fresno and Riverside ...

As summer ushers in peak mosquito season, health and vector control officials are bracing for the possibility of another year of historic rates of dengue. And with climate change, the lack of an ...

It was 6 a.m. and the sun wasn’t due up for another hour. But vector ecologists Harold Morales and Steve Vetrone were already on the road. The pair spend most of their days tracking and studying ...

Issued 1954-Nov. 1968 by the California Bureau of Vector Control; Dec. 1968-June 1973 by the Bureau of Vector Control & Solid Waste Management of the State Dept. of Public Health; July 1973-May/June ...