Other Aquatic reports in Iowa
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 · Clear Lake, Iowa · 1914
Witnesses report a strange creature termed the "Human Fish" appearing from the waters of Clear Lake to steal food from wharves and swimming with fish-like speed.