Sample collected from Simmelried near Konstanz (Baden-Wuerttemberg, Germany). Sampling date 09/2011. indicates 25 µm.
The image was built up using several photomicrographic frames with manual stacking technique. This image was taken using Zeiss Standard with Olympus C7070 CCD camera.
For permission to use of (high-resolution) images please contact postmaster@protisten.de.
Wolfgang Bettighofer, www.protisten.de.