Jerry Monkman / Researchers searching for freshwater mussels in the Ashuelot River, Keene, New Hampshire, USA, September 2006.
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Jerry Monkman / Dwarf Wedge Mussel (left), Eastern Elliptio (top), and Eastern Lampmussel (right.) found in the Ashuelot River. Keene, New Hampshire, USA, September 2006.
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Jerry Monkman / Mussel researcher Ethan Nedeau holding three species of freshwater Mussels (Mytillus genus) from the Ashuelot River. Keene, New Hampshire, USA, September 2006.