Extent of the Mussel Invasion in the Southwest

•  Maps of the states in the Southwest and the Colorado River Basin showing confirmed quagga/zebra mussel presence/infestation

- Real-time US maps available of zebra mussel and quagga mussel sightings from the USGS
- Static US map of Zebra and Quagga Mussel Sightings Distribution (February 2009)

•  Monitoring sites (veliger densities and dates if available)

•  Significant infrastructure at risk
- dams
- irrigation projects
- drinking water supply
- boat motors

Threat of Mussel to Reclamation Water Facilities
Leonard Willett, BoR

Funding & Control Activities for Invasive Mussels in LC Region Water Systems
Leonard Willett, BoR

 

•  Threatened and endangered aquatic organisms at risk

•  Impact on sport fishing and recreation
- lake closures
- native fish populations affected

•  Impact in other regions/ecosystems
- Great Lakes
- Mississippi River Valley