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A
Field Trip to Mercer Lake
July
6, 1999
The group took a trip to examine the plankton community of Mercer Lake.
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| Sherwood Hall from the FDA showing sampling techniques.
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Ernest sampling some critters from the water. |
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| A vial full of critters. | Kaye looking trhough the scope at the sample. |
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| Young looking for new organisms. | The S-Shaped structure is made up of 2 Closterium. |
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| Top center structure is a Ceratium sp.
The left hand of center is a species if Asterionella, which
is a freshwater diatom, with the cells making up the spokes
of the wheel. |
Another view of species of Ceratium. |
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| To the far right of center is a grouping of Fragilaria, a type of freshwater diatom . | The triangular arrangement of algae cells in the center is Pediastrum. |
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| The
Woodrow Wilson National Fellowship Foundation
CN 5281, Princeton NJ 08543-5281 - Tel:(609)452-7007 - Fax:(609)452-0066 Technical contact: lpt@woodrow.org |