3-19 IAN  Quaggas

3-19 IAN Quaggas

David Sparks Ph.D.
David Sparks Ph.D.
The Idaho State Department of Agriculture (ISDA) announced that mandatory watercraft inspection stations are now open in Idaho. The stations are concentrated on highway routes entering the state.  Stations began opening in February, and the program already has intercepted one mussel-fouled boat at the Cotterell Port of Entry station on Interstate 84 near Burley. 

 

ISDA's Lloyd Knight: "The program aims to inspect boats that are entering the region from mussel-infested states. The boat, intercepted at the Cotterell inspection station, recently spent time in Lake Powell in the Glen Canyon National Recreation Area.  Lake Powell, operated by the National Park Service, recently was identified as infested with quagga and zebra mussels.  The National Park Service still does not require decontamination of watercraft leaving its facilities with mussel infestations, even though it means possible introduction of these invasive species to the clean waters of the Pacific Northwest. This also indicates that potentially infested boats are being transported outside of the traditional boating season, which is a concern for Pacific Northwest states."

 

Idaho has had a watercraft inspection program in place since 2009. Nearly 200,000 boats have been inspected.  Over 100 mussel-fouled boats have been intercepted and decontaminated before they launched into Pacific Northwest waters. All of Idaho's waterbodies have tested negative for these species, but they have been found in waters of other western states, and are causing severe economic and environmental harm in other regions of the country. We continue to work with our regional partners to prevent these fouled boats from launching in Pacific Northwest waters. Catching mussel-fouled boats so early in the season is a real wake up call. The more the public is educated about these invaders, the more enthusiastic and vigilant they are in joining efforts to keep them out of the Pacific Northwest." Boaters should expect inspections! All boaters must stop at the stations. Watercraft inspectors are looking for high-risk boats that have been in quagga- and zebra-mussel impacted waters such as Lake Powell, Lake Mead, Lake Havasu and Lake Pleasant.

 

If you have launched in a mussel-infested waterbody in the last 30 days, you must have an inspection before you launch in Idaho. For a complete list of infested waters, a five-year summary of inspection efforts, and a list of Idaho inspection stations, see: www.invasivespecies.idaho.gov You may also call 1-877-336-8676 to schedule a free inspection. It is important that boaters arrive in Idaho with a clean, drained and dry watercraft.  Zebra mussels and quagga mussels are invasive species. They are European in origin and range in size from microscopic to the size of a fingernail, depending on the life stage. They are prolific breeders and attach themselves to hard and soft surfaces, fouling freshwater ecosystems and clogging intake pipes that draw water from infested waterbodies. They cause significant maintenance challenges for raw-water systems, requiring millions of dollars annually to treat.

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