The following poster shows an image of the Bighead and Sliver Carp, two invasive fish spreading within the Mississippi River and approaching the Great Lakes Regions causing harm to native fish and wildlife.

This image is an aerial view of the Aquatic Nuisance Species Dispersal Barrier, located on the Chicago Sanitary and Ship Canal in Romeoville, IL.

This image is an illustration of the Aquatic Nuisance Species Dispersal Barrier, located on the Chicago Sanitary and Ship Canal in Romeoville, IL.