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Seminole

County Deploys Sentinel Chickens for Mosquito Surveillance


Dozens of sentinel chickens have settled into coops across Seminole County as Mosquito Control prepares for the rainy season. The chickens help detect mosquito-borne viruses. When bitten by mosquitoes carrying arboviruses, the chickens develop antibodies without becoming sick or spreading the viruses.  

Sentinel chickens gather inside a coop as part of Seminole County’s mosquito surveillance program to detect mosquito-borne viruses.

The team collected blood samples before placing the chickens in seven coops across the County. Weekly testing will continue throughout the season. If antibodies are detected, it may indicate that disease-carrying mosquitoes are active in that area, allowing crews to target treatment where it is needed most.  

At the end of the season, the chickens “retire” and are given to community members, including local farmers.  

Residents can also help reduce mosquito breeding by draining standing water around their homes and protect themselves from bites by using mosquito repellent. 

Learn more

Published: April 3, 2026