Inspectors will only need to do a visual inspection of the exterior of the watercraft.

Zebra and quagga mussels attach themselves to hard surfaces tightly like superglue and are very difficult to remove without high pressure, hot water.

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.

Fragrant waterlilly has been found to be growing in Lake Samish.

Inspectors will ask you where and when your watercraft was last used.

What is the best way to dispose of aquatic plant fragments that you remove from your boat?