Diatoms – SAR-Stramenopiles (Bacillariophyta)

Observations on Chaetoceros diadema

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Chaetoceros diadema (Ehrenberg) Gran 1897

Most likely ID: n.a.

Basionym: Syndendrium diadema Ehrenberg 1854

Add’l Synonyms: Chaetoceros groenlandicus Cleve 1896
                       Chaetoceros ralfsii Schütt 1896
                       Chaetoceros paradoxus Peragallo 1897
                       Chaetoceros diadema var. genuinus Cleve-Euler 1951

Sampling date 01/2018. Scale bar indicates 100 µm.

Place name: Baltic Sea, Kieler Förde, Kiel Fjord (Germany)
Latitude: 54.3894126 Longitude: 10.1749055

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

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Sampling date 04/2011. Scale bars indicate 100 µm (1), 25 µm (2-4), 50 µm (5).

Five images.

First to third:	Chains with vegetative cells and resting spores.
Fourth:	Short chain with resting spores.
Fifth:	Short chain with vegetative cells.

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 images.

Sampling date 04/2010. Scale bar indicates 25 µm.

Resting spores in phase contrast.

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

Microscope Zeiss Universal, camera Olympus C7070WZ.

Sampling date 04/2010. Scale bar indicates 10 µm.

SEM of a resting spore. Use of SEM equipment courtesy of Lab Dr. Karl-Heinz Schäffner, Solingen, Germany.

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

© 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 Chaetoceros diadema

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