An excerpt from the recent article by WSU News: "Researchers at Washington State University are preparing for a Northwest invasion of the zebra mussel - a small, distinctly striped and rather tenacious freshwater mollusk that can quickly encrust underwater surfaces. The mussels have caused significant damage in other parts of the country and pose an enormous risk to the hydroelectric infrastructure, recreational facilities and unique ecological system of the Columbia River Basin."
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zebra mussel, Dreissena polymorpha
Photo by: Amy Benson, U.S. Geological Survey, Bugwood.org |