The specimen was gathered in the lake Schierensee near Kiel. Sampling date 2/2006.
The image was built up using several photomicrographic frames with stacking software CombineZ. Images were 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.