… [S]tate and local water managers are battling to keep golden mussels from reaching uninfested lakes and reservoirs. They’re racing to keep them from damaging the pumping facilities that send Delta water to farms and cities in Central and Southern California. … In the urgency to  stop the spread, state agencies have prioritized protecting the rest of the state from the Sacramento-San Joaquin Delta, over protecting the Delta itself. Residents and local leaders feel overlooked. And they fear that the stigma of a golden mussel infestation will drive visitors and boaters away from one of the country’s largest estuaries. 

Other invasive species news:

• Chico Enterprise-Record (Calif.): Golden mussel inspections continue into fall, winter​