Diatoms – SAR-Stramenopiles (Bacillariophyta)

Observations on Navicula spec.

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Navicula Bory, 1822

Most likely ID: n.a.

Basionym: n.a.

Add’l Synonyms: n.a.

Sampling date 04/2011. Scale bar indicates 50 µm.

Navicula spec. in mucilaginous sheath.
The gelatinous tubes created by the diatoms in these images (also) serve as protection against grazing.

Place name: North Sea around Heligoland
Latitude: 54.186311 Longitude: 7.895034

Microscope Zeiss Universal, camera Olympus C7070WZ. DOF image.

Sampling date 04/2011. Scale bar indicates 50 µm.

Navicula spec. in mucilaginous sheath.

Place name: North Sea around Heligoland
Latitude: 54.186311 Longitude: 7.895034

Microscope Zeiss Universal, camera Olympus C7070WZ. DOF image.

Sampling date 04/2010. Scale bars indicate 200 µm (1) and 100 µm (2).

Two images.
First: Navicula spec. in mucilaginous sheath accompanied by the green alga Ulothrix carmichaelii.
Second: Magnified view of the gelatinous tube of the diatoms.

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: North Sea around Heligoland
Latitude: 54.186311 Longitude: 7.895034

Microscope Zeiss Universal, camera Olympus C7070WZ. DOF image.

© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
For permission to use of (high resolution) images please contact postmaster@protisten.de.

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Observations on Navicula spec.

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