As data emerges that suggests that only a small number of Asian carp have made it into the Lake Michigan watershed, Great Lakes Senators are calling upon the U.S. Army Corps of Engineers to perform a full analysis of how to achieve hydrological separation of the Great Lakes and Mississippi River basins.
The Chicago Waterway System, engineered in 1900 to reverse the flow of the Chicago River, is a complex system of rivers and canals diverting Chicago’s wastewater from Lake Michigan to the Illinois River.
It also creates an artificial connection between the Great Lakes and Mississippi River, a superhighway for organisms – such as the zebra [...]
New DNA testing finds the invasive carp just miles from the electric barrier that protects the Great Lakes from these ravenous fish.