A more mature filament of the red alga Polysiphonia fibrillosa with epibionts (Licmophora juergensii, an araphid diatom, and a filamentous colonies of cyanobacteria). The filamentous hairs (trichoblasts) occur only in the vicinity of the vegetative pole, i. e. they are short-lived. Scale bar indicates 50 Ám.
Collected from Bodden, the brackish waters lying between the isles of Hiddensee and Ruegen (German Baltic Sea). This image was taken using Zeiss Universal with Olympus C7070 CCD camera.
This image was taken by Wolfgang Bettighofer. Image copyright by Wolfgang Bettighofer (www.protisten.de); image used under license to MBL.
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