Gonyaulax digitale (Pouchet) Kofoid, 1911

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Gonyaulax digitale

A = Cell in Lugol; B = Detail of theca; C = Squashed cell; D = Cyst. A-C (DIC), D (BF) courtesy of Anna Godhe

Photographer/artist Mats Kuylenstierna

Additional image information

Gonyaulax digitale
Mats Kuylenstierna
Copyright holder
Maria Kuylenstierna
University of Gothenburg, Marine botany
Bengt Karlson
A = Cell in Lugol; B = Detail of theca; C = Squashed cell; D = Cyst. A-C (DIC), D (BF) courtesy of Anna Godhe
Creative Commons Attribution-NoDerivs 3.0 Unported
Image galleries
Kuylenstierna, Skagerrak-Kattegat, Dinoflagellate cysts


IDs in other systems
Tropic type
Other remarks

Distribution: Worldwide(?)
Life form
Length 50-75 µm, width 35-50 µm
Resting spore
Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her Majesty’s Stationery Office, London. 303 pp.
Dodge, J. D. 1989. Some revisions of the family Gonyaulacaceae (Dinophyceae) Based on a scanning electron microscope study. Botanica Marina. 32: 275-298.
Hansen, G. & Larsen, J. 1992. Dinoflagellater i danske farvande. In: Thomsen, H. A. (ed.) Plankton i de indre danske farvande. Havforskning fra Miljøstyrelsen, Copenhagen, p. 45-155.
Steidinger, K. A. & Tangen, K. 1996. Dinoflagellates. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 387-584.
Wall, D. and Dale, B.1968b. Modern dinoflagellate cysts and evolution of the Peridiniales. Micropaleontology.14: 265-304.


Species Gonyaulax digitale
Author (Pouchet) Kofoid 1911
Class Dinophyceae
Trophy AU
Geometric shape cone + half sphere
Formula p/12*d^2*(h+d/2)
Size class 1 2 3
Unit cell cell cell
Size range 26x44 36x56 43-46x54-60
Height(h), µm 44.0 56.0 57.0
Diameter(d1), µm 26.0 36.0 44.5
No. of cells/counting unit 1 1 1
Calculated volume, µm3 10 083 25 095 41 065
Calculated Carbon pg/counting unit 1 241 2 922 4 640


Olenina, I., Hajdu, S., Edler, L., Andersson, A., Wasmund, N., Busch, S., Göbel, J., Gromisz, S., Huseby, S., Huttunen, M., Jaanus, A., Kokkonen, P., Ledaine, I. and Niemkiewicz, E. 2006 Biovolumes and size-classes of phytoplankton in the Baltic Sea HELCOM Balt.Sea Environ. Proc. No. 106, 144pp. (PDF),

Change History

  • 2011-09-26 14:13:07 Bengt Karlson - Updated media metadata for Gonyaulax digitale_1.gif
  • 2011-09-25 16:08:41 Bengt Karlson - Deleted media: Gonyaulax digitale_3.gif
  • 2011-09-25 16:07:57 Bengt Karlson - Updated media metadata for Gonyaulax digitale_3.gif
  • 2011-09-25 16:07:07 Bengt Karlson - Added media: Gonyaulax digitale_3.gif
  • 2011-09-25 16:05:15 Bengt Karlson - Updated media metadata for Gonyaulax digitale_2.gif
  • 2011-09-25 16:03:48 Bengt Karlson - Added media: Gonyaulax digitale_2.gif