Sampling date 04/2025. Scale bars indicate 20 µm (1), 500 nm (2). 
Sampling and preparation for the light microscope by Hermann Hochmeier, Wilhelmsburg (Austria).

Two images showing high-resolution structural details of a diatom shell.

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Place name: Heligoland harbor
Latitude: 54.177119   Longitude: 7.893548   Elevation: 0 m

Tescan Clara SEM, Tescan Clara SEM, © Wolfgang Bettighofer/Jürgen Stampfl