Other Aquatic reports in Connecticut
1 case, best-documented first. Page 1 of 1.
We map claims, not creatures. A case is what some source says someone saw or heard, with the link to that source. It is not proof that anything was there, and a retelling counts once, not as a second sighting.

Other Aquatic · Madison, Connecticut · 1843
Witness reports a whale, 50 or 69 feet in length, was seen off Madison on Thursday, Friday, and Saturday of the previous week.