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Quagga Mussels

Invasive Quagga Mussels obstructing flow in a pipe.
Invasive Quagga Mussels 

Prevent the spread of invasive quagga mussels. Learn more at

Harmful quagga mussels have been discovered along the Colorado River at Lake Havasu, Lake Mead and Lake Mohave. Click here to learn more about how you can help prevent the spread of these and other harmful aquatic plants and animals. Click here for additional information and updates.