Ditylum brightwellii (T. West) Grunow in Van Heurck 1883

A = Two living cells (DIC); B = Whole frustule (BF); C = Part of frustule (BF)

Valves in DIC and SEM and resting spore

Synonym(s): Triceratium brightwellii T. West 1860

Life-form: Solitary or in short chains

Size: Diameter = 25-100 µm, pervalvar axis = 80-130 µm

Resting spore: +

Note: Several similar species see Hasle & Syvertsen (1996)

Distinctive features:

Similar species:

Distribution: Worldwide

Delgado, M. & Fortuno, J.-M. 1991. Atlas de fitoplancton del Mar Mediterráneo. Scienta Marina. 55 (Suppl. 1): 1-133.

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.

Hendey, N. I. 1964. An introductory account of the smaller algae of British coastal waters. Part 5: Bacillariophyceae (Diatoms). HSMO, London. 317 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