New tools in fight against Asian carp

Illinois Department of Natural Resources crews electrofish Monday along the banks at the junction of Bubbly Creek, the South Branch of the Chicago River and the Chicago Sanitary and Ship Canal near Ashland Avenue monitoring the fish population for Asian Carp. This year, the DNR will use an underwater carp camera, fine mesh nets intended to catch larvae and a large water gun that creates a barrier by emitting sound waves underwater to fight off the non-native species. Read more >>
Michael Tercha, Chicago Tribune
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