New ballast treatment could protect Great Lakes fish

A Michigan Technological University professor has developed a new water treatment that could help keep a deadly fish disease out of Lake Superior.

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<p><a href="http://www.physorg.com/news131798137.html">New ballast treatment could protect Great Lakes fish</a></p> <p>A Michigan Technological University professor has developed a new water treatment that could help keep a deadly fish disease out of Lake Superior.</p>