Invasive Aedes mosquitoes have now been identified in all of the cities within the District's boundaries.  

Yes! There are 53 species in California and we regularly trap 13 in the Coachella Valley. However, the three species of greatest public health concern…

Carbon dioxide is the most universally recognized mosquito attractant and draws mosquitoes from up to 50 feet away.  As we breathe, we exhale Carbon…

A vector is “Any animal capable of transmitting the causative agent of human disease or capable of producing human discomfort or injury, including but…

Female mosquitoes are attracted to the gas (carbon dioxide) that humans and other animals breathe out. Mosquitoes can follow a stream of carbon…

Most female mosquitoes live for less than 2 weeks and most male mosquitoes live for less than a week. However, when the conditions are right, some…

Most adults spend the day in damp, shady areas where they can find protection from the sun; some of them will even hide in your house. Mosquitoes need…

Only female mosquitoes bite! They need the proteins in mammal blood to produce eggs. Mosquitoes have a battery of sensors to track their prey.

IFA can be only distinguished from other southern ants by professionals using magnifying equipment. Adult RIFA are reddish to dark brown and range…

Integrated mosquito management methods currently employed by organized control districts are endorsed by the CDC and EPA.  They employ comprehensive…

If possible, avoid scheduling outdoor activities during dawn and dusk.  Wear light, loose fitting clothing. Wear mosquito repellent.

Mosquitoes can get into any space through any tiny portal available; broken windows, screens, bathroom vents and garages.

Culex species is usually the primary vector.

In general, mosquitoes that bite humans prefer to fly at heights of less than 25 feet.

Lifespan vary by species.  Most adult female mosquitoes live 2-3 weeks.  Some species that over-winter in garages, culverts and attics can live as…

Female mosquitoes feed on blood so that their eggs can mature prior to laying.  It serves no nourishment function. Males do not take blood meals at…

Mosquitoes can take in anywhere from 0.001 to 0.01 milliliter of blood. For its size, that would be the equivalent of a person drinking as much as in…

Most species have flight ranges of 1-3 miles.  If caught in an updraft into winds, mosquitoes can be carried great distances.

Red Imported Fire Ants are not considered to be a vector of any disease, however their stings are of an important public health concern. Home…

The Red Imported Fire Ant (Solenopsis invicta) or RIFA is one of over 280 widespread ant species. A native to South America, RIFA has become a pest in…

Viruses are distinct from all other biological entities on Earth because they lack one key feature of all living organisms: the ability to reproduce…