Since 2017, the National Park Service has redoubled its efforts to work with states in the West to contain quagga mussels through the Safeguarding the West from Invasive Mussels initiative. These efforts have not gone unnoticed, and in early January 2019 the Colorado River Fish and Wildlife Council sent a letter to the Department of the Interior recognizing specific National Park Servicestaff and parks for their tireless efforts to manage aquatic invasive species.