Quagga and zebra mussels came to North America in the ballast tanks and on the anchor chains of large, transoceanic ships that entered the Great Lakes.

Eurasian watermilfoil has NOT been found growing in any lake in Whatcom County.

Adult quagga and zebra mussels can survive out of the water for up to 30 days.

Traveling with plants attached to your boat/trailer in Washington State is:

Do you need to purchase an AIS permit at the beginning of each year's boating season?

In the state of Washington you can be fined for towing a boat/trailer on the road with plant fragments attached.