Rumors have always persisted about small freshwater mermaids living in the Great Lakes. Most stories are only ever partially remembered and likely only half true, until now. This guide contains over 40 fully illustrated notes on the 16 freshwater mermaid species discovered by The Author during their travels across Lake Michigan, Superior, Huron, Erie, and Ontario. Learn the best time of year to spot a Marbled Salamander Mermaid, how Gar Mermaids hunt, and what is keeping abandoned lighthouses on Lake Superior lit. There is amazing wildlife in the Great Lakes if you know how to search for it.