1964 - First aquatic invasive species confirmed in the Flathead Basin Flowering rush was likely introduced as a landscaping plant. The Plant has now spread to over 2,000 surface acres on Flathead Lake
1989 - First invasive mussels found in the United States It is believed that zebra mussels and quagga mussels were introduced from overseas cargo shipsŐ ballast waters. Over $500 million is spent annually in the Great Lakes managing these invasive mussels!

1998 - The 100th Meridian Initiave formed to prevent zebra and quagga mussels from spreading west. The 100th Meridian Initiative provides up-to-date information on mussel infested waters and printable education and outreach materials.
2005 - Invasive mussels move west The first mussels west of the Mississippi River were found in Lake Mead during the summer. About $800,000 is spent annually on Lake Mead by the US Bureau of Reclamation to manage invasive mussels there.
2007 - A new plant invasion! Eurasian watermilfoil is confirmed in Noxon Reservoir in northwest Montana.
VIDEO: Introduction to Eurasian Watermilfoil Spread the word, not the weed!
2011 Eurasian watermilfoil and Curlyleaf pondweed information curlyleaf pondweed confirmed in the Flathead Basin. Work groups are formed and actions to manage the early stages of the infestations are taken immediately. See the news articles to the right for more info!
News articles relating to aquatic weed infestations in the Flathead Basin
Flowering rush news
Curlyleaf Pondweed Management Summary of Eurasian watermilfoil treatments in Beaver Lake
Present Working cooperatively with federal, tribal, state, local and NGO partners, the FBC is facilitating the implementation of an AIS prevention plan for the Flathead Basin.