Rhizosolenia setigera Brightwell 1858

A = A living cell (LM); B&C = End of cells with process; D&E = Middle of cell with chloroplasts and nucleus (B-E=DIC)


Life-form: Solitary or in pairs

Size: Diameter = 4-25 µm

Resting spore:

Note: NB! Structure was discerned in LM (dry preparation)

Distinctive features: Cell wall weakley silicified. Two dorsiventral columns of bands. External process long and straight

Similar species: R. pungens

Distribution: Worldwide

Cupp, E. E. 1943. Marine Plankton Diatoms of the West Coast of North America. Bulletin of the Scripps Inst. Oceanogr. of the University of California. 5: 1-237.

Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme Verlag, Stuttgart.186 pp.

Hasle, G. R. & Syvertsen, E. E. 1996. Marine diatoms. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 5-385.

Sundström, B. G. 1986. The marine genus Rhizosolenia. Doctoral Dissertation, Lund University, Lund, Sweden. 117 pp.

  Copyright © 1996-2006, Mats Kuylenstierna & Bengt Karlson All rights reserved.
Last modified on 15 September, 2006

Swedish Meteorological and Hydrological Institute


Department of Marine Ecology, Göteborg University, Sweden