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
Page 5 of 7
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Mosquito Monitoring and Surveillance
Accurate monitoring and sampling of mosquito population levels are essential to providing timely and effective management of mosquito outbreaks.
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Risk of Mosquito-Borne Diseases Continues
Eastern Equine Encephalitis Positive Mosquitoes Found in 6 Connecticut Towns and West Nile Virus Detected in 33 Connecticut Towns
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Risk of West Nile Virus Continues - Third Human Case Identified in the State
Virus-positive mosquitoes continue to be detected in Connecticut towns
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The Wetland Habitat and Mosquito Management (WHAMM) Program of the DEEP's Wildlife Division uses an integrated approach to manage mosquitoes that includes larval (immature) and adult mosquito population monitoring, public education, and cultural, biological, and chemical control methods.
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Links to webpages for frequently asked questions about mosquitoes, mosquito control and protection, West Nile virus, and eastern equine encephalitis.
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View videos on precautions and protections related to mosquitoes.
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Equine Owners Reminded to Protect Against Mosquito-Borne Diseases
The Connecticut Department of Agriculture (CT DoAg) reminds the state’s equine community to take appropriate measures to protect against mosquito-borne diseases this season, including eastern equine encephalitis and West Nile virus.
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State Reports Expansion of West Nile Virus
The State Mosquito Management Program is warning Connecticut residents about the increasing risk of infection by West Nile virus this season.
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State Reports Positive Mosquitoes for West Nile Virus in New Haven
The State of Connecticut Mosquito Management Program announced that mosquitoes trapped in New Haven on June 17, 2024, tested positive for West Nile virus.
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DEEP Reports Case of EEE in White-tailed Deer in Connecticut
A white-tailed deer that exhibited neurologic symptoms and died on August 12, 2024, in Lisbon, Connecticut, was infected with the EEE virus.
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Connecticut Confirms First Case of Eastern Equine Encephalitis for 2024 in Horse
The Connecticut Department of Agriculture reports the state’s first case this year of EEE in a 23-year-old unvaccinated gelded horse from Fairfield County.
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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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Connecticut Horse Confirmed Positive for Eastern Equine Encephalitis Virus
This is the first equine case of Eastern equine encephalitis (EEE) for 2023.
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DPH announces first case of West Nile virus infection this year
A Connecticut resident tested positive for West Nile virus in July 2023.
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.