Crews from Gales Ferry Fire along with Ledyard Fire, Subase Tower 65, Ledyard Ambulance and L&M paramedics responded to reports of a capsized canoe.
Crews were called shortly after 1 p.m. on Saturday near Long Cove off of Military Highway.
Due the nature of the incident, dive teams from Old Mystic Dive team and Norwich dive team were called in the event a person was in the water, fire officials said.
No one was located, officials said, and no injuries were reported from the companies.
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