Homepage of Merced County Mosquito Abatement District

The Mosquito Lifecycle

Understanding how mosquitoes grow helps us stop them before they bite.

Invasive Mosquitoes

An invasive species has made its way into Merced County. Aedes aegypti are aggressive day biters found in urban areas. This species lays eggs in...

Prevent Mosquito Bites

The best way to protect yourself from mosquito-borne diseases is to avoid mosquito bites. Mosquitoes can spread illnesses like West Nile virus,...

Unmaintained Swimming Pools

These mosquitoes don’t stay in one yard, they can travel and impact entire neighborhoods, posing a serious public health risk.

Current Disease Activity

The Merced County Mosquito Abatement District monitors mosquito populations and mosquito-borne diseases by utilizing trapping, laboratory testing,...

Integrated Vector Management 

The Merced County Mosquito Abatement District uses Integrated Vector Management (IVM) to protect public health and reduce mosquito populations in...

Mosquito Surveillance

 The Merced County Mosquito Abatement District conducts mosquito surveillance to monitor mosquito populations and detect disease activity early....

Mosquito Control

The Merced County Mosquito Abatement District uses a science-based, targeted approach to control mosquitoes and reduce the risk of mosquito-borne...

Education and Outreach

 The Merced County Mosquito Abatement District is committed to protecting public health through education, outreach, and community engagement. By...

West Nile Virus

West Nile virus (WNV) is a mosquito-borne disease first detected in the United States in 1999. WNV first appeared in California in 2003 and by...

Mosquito Look-Alikes

Many insects in Merced County resemble mosquitoes at first glance. While they may be a nuisance, most of these mosquito look-alikes do not bite...

Treatment History