Diatoma (die-at-home-a ... ish), filamentous centric diatom. Cells are not circular in cross section but compressed. Cell with internal strengthening ridges. May form very long filaments, this sample collected from a large (easily visible with the naked eye) clump. Phase contrast. This image taken by Michele Bahr and David Patterson of material collected from the water column and the margins of Lake Toolik (Alaska, USA) in August, 2001. Image copyright: Michele Bahr and D. J. Patterson, used under license to MBL (micro*scope).
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From the collection
Lake Toolik, Arctic Alaska
No description of Diatoma available.
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