Biologists target zebra mussels in Lake Lavon

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wfaa.com

Posted on August 26, 2009 at 12:00 AM

Updated Friday, Nov 13 at 7:07 PM

A small army of biologists converged on Lake Lavon Tuesday looking for zebra mussels. They're the size of a thumbnail, but they can cause millions of dollars in damage to lakes and public water systems. Steve Stoler reports.

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