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How Many Bears Are There in CT? Here’s What It Takes to Find Out.
Researchers have collected about 850 hair samples to identify individual black bears and update a population estimate older than a decade.
Connecticut researchers are conducting a scientific survey to estimate the state's bear population using DNA hair samples, updating data for the first time in over a decade.
The Department of Energy and Environmental Protection estimates Connecticut's bear population has grown to around 1,000 to 1,200 individuals, driving thousands of annual human-bear confrontations and over 50 home entries reported in 2026.
Each weekday morning, a 10-person team collects hair samples from 340 sites across 17 clusters using barbed wire traps and scented lures for analysis by Dana Morin, principal investigator at Mississippi State University lab.
Using "spatial capture-recapture," Morin calculates population density from the samples, with the $400,000 to $500,000 survey funded by the U.S. Fish and Wildlife Service.
After collecting about 850 hair samples since June, researchers will conclude fieldwork later this month and conduct several months of genetic testing to produce a final population estimate.