Latest Mosquito Testing Results
The Connecticut Agricultural Experiment Station traps, identifies, and tests mosquitoes for encephalitis viruses.
State of Connecticut
Mosquito Management Program
Search Results
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State Reports Positive Mosquitoes for West Nile Virus in Milford
The State of Connecticut Mosquito Management Program announced that mosquitoes trapped in Milford on June 29 tested positive for West Nile virus.
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State Mosquito Monitoring Program Begins Testing for Mosquito-Borne Viral Diseases
The mosquito trapping and testing program, coordinated by the Connecticut Agricultural Experiment Station, begins June 1, 2026, and lasts until the end of October.
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List of links to publications related to mosquitoes and mosquito management.
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Second Connecticut Horse Confirmed Positive for Eastern Equine Encephalitis Virus
The Connecticut Department of Agriculture announced today the second equine case of Eastern equine encephalitis (EEE) for 2023.
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State Mosquito Monitoring Program Begins Testing for Mosquito-Borne Viral Diseases
The mosquito trapping and testing program, coordinated by The Connecticut Agricultural Experiment Station (CAES) will run from May 30 until the end of October.
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The best way to manage mosquitoes around the home is to eliminate standing water where mosquitoes can lay eggs.
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Where environmentally feasible, the Wetland Habitat and Mosquito Management Program uses water management for source reduction and biological control of mosquitoes.
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Dead birds, primarily crows, are tested to monitor West Nile virus.
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Learn about the ecology of mosquitoes, including their life cycle and habitats.
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Learn about mosquito-transmitted diseases.
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Frequently asked questions about West Nile virus.
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State Reports Positive Mosquitoes for West Nile Virus in Milford
The State of Connecticut Mosquito Management Program (MMP) announced that mosquitoes trapped in Milford on June 21 tested positive for West Nile virus (WNV).
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State Mosquito Monitoring Program Begins Testing for Mosquito-Borne Viral Diseases
"We will trap and test mosquitoes at 91 locations statewide from now until October", said Dr. Philip Armstrong Medical Entomologist at CAES.
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State Reports Positive Mosquitoes for West Nile Virus in New Canaan
The State of Connecticut Mosquito Management Program (MMP) announced that mosquitoes trapped in New Canaan on June 19 tested positive for West Nile virus (WNV).
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Positive Mosquitoes for Eastern Equine Encephalitis Virus in Hampton and North Stonington
The State Mosquito Management Program announced today that mosquitoes trapped in Hampton on September 19 and North Stonington on September 26 have tested positive for eastern equine encephalitis (EEE) virus.
Human Surveillance of West Nile Virus
Surveillance includes monitoring mosquitoes, domestic animals, poultry, and humans. The Connecticut Department of Public Health provides laboratory testing of cerebrospinal fluid and blood from persons hospitalized with illnesses consistent with WNV infection.
Mosquito Control Around the Home
The best way to manage mosquitoes around the home is to eliminate standing water where mosquitoes can lay eggs. DEEP’s Wetland Habitat and Mosquito Management Program uses an integrated approach to manage mosquitoes that includes public education and cultural, biological, and chemical control methods.