An invasive species is forcing the closure of Lake Hennessey in Napa County. The lake is an important water supply for Napa, ...

According to CPW, no additional veligers or adult zebra mussels have been found in the Colorado River or Government Highline ...

While many of us spend time with our loved ones during the holidays, one aspect that most of us look forward to regarding ...

The reason the researchers feel confident in this correlation between zebra mussel presence and elevated mercury levels is ...

Most ships discharging ballast water into California waters are inspected, but state officials have tested the water of only ...

Until 2018, Upper Lake and Lower Red Lake remained the only large walleye lake in the state still free from zebra mussels.

Colorado Parks and Wildlife has ended testing for invasive zebra mussels for the year, but not for good, in the Colorado ...

The microscopic golden mussels have been found in the Sacramento-San Joaquin Delta. Water officials are working to prevent ...

Warming waters — under the Representative Concentration Pathway 8.5 projection, Humboldt Bay is expected to heat up by an average of 3 degrees Celsius over the next 70 years — introduce new ...