Banned invasive ‘noxious weed’ found in Illinois waterway, alert warns – NBC Chicago

Illinois officials are investigating the discovery of Hydrilla, an invasive aquatic weed, in a waterway in DuPage County. This is only the second known instance in the state and may have originated from a homeowner’s aquarium. Hydrilla can rapidly grow, forming dense mats that harm aquatic life and property values, making eradication efforts costly and challenging. Residents are urged to report sightings and take precautions to prevent further spread of the plant.

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