U.S. Fish and Wildlife Service Northeast Region


When contaminants get into the water system, some people might assume that standard water treatment techniques would make that water free from potential contamination.

The truth is, it is not that simple.

Early monitoring and detection is critical in our war against invasive species. Learn how Aquatic Invasive Species crews are using this technique to keep the Great Lakes from being over run by unwanted creatures.

Canals were created to help increase the flow of goods. There were also some unintended consequences.