Euglena fusca (you-glean-a fuss-ka), is a worm-like euglena, sometimes slightly twisted, but distinguished by having regaulr array of fine granules on the outside of the cell. It may or may not have an emerging flagellum. Stigma or eyespot is visible, not very metabolic, with quite a large range of sizes. Differential interference 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
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