Guest Post: Aquatic Invasive Species Threaten Shipwreck Preservation in the Great Lakes
By Ryan Smazal, Wisconsin Historical Society; and Sara Fox, University of Wisconsin-Extension As many might know, the Great Lakes house about a fifth of the freshwater supply for the entire world. A less commonly known fact is that the Great Lakes contain more than 700 shipwrecks. Among those shipwrecks live over 3,500 plant and animal …