The Minnesota River Valley Audubon Chapter (MRVAC) heard “The Natural and Unnatural History of Carp: Implications for Minnesota’s Aquatic Ecosystems and Fisheries,” a presentation of Dr. Peter Sorensen of the University of Minnesota’s biology department.   Dr. Sorensen, is an internationally recognized expert on invasive fish and addressed the history of invasive fish control and management in Minnesota. He spoke about the biology of silver carp, how this fish threatens our ecosystem, the potential to control the carp and the status of proposed controls.  Here are the links to his presentation.