Visiting student Frank Collas's dreissenid mussel project

  • A person smiles and stands by a shelf with many aquariums full of water in a lab while a second person also smiles and stands nearby

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    In 2014, a visiting graduate student did a research project at the Field Station. Frank Collas, from the Netherlands, did research on dreissenid mussel attachment to different surfaces.

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  • Two people work by the water. One is lying down on the edge of a concrete wall while the other person stands over them. Both are holding poles close to the wall.

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    Josh Fisher and Frank Collas collecting mussels attached to structures in the Black Rock Canal.

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  • Two people work by the water. One is lying down on the edge of a concrete wall holding a net while the other person stands over them holding a long pole.

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    Josh Fisher and Frank Collas collecting mussels attached to structures in the Black Rock Canal.

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  • Three people working by the water. One person stands looking into a net on a pole, another holds a very long pole, and a third stands behind them with a bucket.

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    Josh Fisher, Dr. Knut Mehler, and Frank Collas collecting mussels attached to structures in the Black Rock Canal.

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  • Three people stand near a bucket. One holds a net and two hold clumps of mussels. The person on the right smiles at the camera

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    Josh Fisher, Dr. Knut Mehler, and Frank Collas collecting mussels attached to structures in the Black Rock Canal.

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  • A rectangular net on a pole full of inch long mussels.

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    Mussels collected from the Black Rock Canal.

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  • Inch long mussels in water in a tank.

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    Zebra and quagga mussels for the experiment.

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  • Aquariums with mussels that are evenly spaced on a grid in the bottom.

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    Mussels isolated for the experiment.

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  • An aquarium with a metal frame set up inside it and dreissenid mussels attached and hanging from the downward sloped surface.

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    Mussel attachment experiment.

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  • Three people pose for a picture in front of shelves of aquariums.

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    Frank Collas, Dr. Lyuba Burlakova, and Susan Daniel in the lab.

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