The following is a list of tested waterbodies in Utah and their current status. Please help us fight the mussels by decontaminating your boat.
View a list of UTM coordinates for samples taken at many of these waterbodies. Map of dreissena mussel monitoring sites.
See status definitions
1 Hatchery, wild egg site, wild fish production site, and wild fish transfer site inspections are conducted by Utah Division of Wildlife Resources to assess presence/absence of quagga and zebra mussels, New Zealand mudsnail, didymo, Eurasian and northern watermilfoil, Asian clam and non-native crayfish.
2 Sampled by U.S. Bureau of Reclamation.
3 Sampled independently by Utah Division of Wildlife Resources, U.S. Bureau of Reclamation and Glen Canyon National Recreation Area (National Park Service)
4 Sampled by Colorado Division of Parks and Wildlife.
How UDWR discovers and manages water bodies affected by quagga or zebra mussels