Quagga mussels on a boat propeller An informational meeting has been scheduled for January 24, 2017 to inform the public of the discovery of Quagga Mussel at Pyramid Lake and what is being done to stop the spread of it. The County of Los Angeles Department of Parks and Recreation, California Department...

The Quagga Mussel is a small, non-native freshwater mollusk that the Department of Water  Resources (DWR) had successfully prevented from infesting the State Water Project (SWP) since the species  was first discovered in California in 2007. However, on December 8, six adult quagga mussels were found...