Ceratium horridum (P.T. Cleve) Gran, 1902

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Ceratium horridum

Cells in Lugol. (DIC)

Photographer/artist Mats Kuylenstierna

Additional image information

Title
Ceratium horridum
Photographer/artist
Mats Kuylenstierna
Copyright holder
Maria Kuylenstierna
Institute
University of Gothenburg, Marine botany
Contributor
Bengt Karlson
Caption
Cells in Lugol. (DIC)
Image galleries
Kuylenstierna, Skagerrak-Kattegat

Synonym names

  • Neoceratium horridum

Description

IDs in other systems
Morphology
Open-ended horns and nearly straight apical horn
Other remarks
A very variable species. According to Reinecke (1973) this species should be named C. tenue
Distribution: Worldwide
Life form
Solitary
Size
Length 280-360 µm, width 40-50 µm
Literature
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.
Reinecke, P. 1973. Studies on the genus Ceratium Schrank, with reference to specimens collected in the Agulhas current 3. J. S: Afr. Bot., 39 (4): 277-374.
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.

Biovolumes

Species Ceratium horridum
Author (P.T. Cleve) Gran 1902
Division DINOPHYTA (PYRROPHYTA)
Class Dinophyceae
Order GONYAULACALES
Trophy AU
Geometric shape girdle diameter
Formula 0.32437*d^3.0474
Size class 1 2 3
Unit cell cell cell
Size range width: 35-45 width: 45-55 width: 55-65
Diameter(d1), µm 40.0 50.0 60.0
No. of cells/counting unit 1 1 1
Calculated volume, µm3 24 726 48 807 85 070
Comment 5; 6 5; 6 5; 6
Calculated Carbon pg/counting unit 2 882 5 457 9 194

Source

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),
PEG_BVOL.zip

Change History

  • 2011-10-13 12:45:31 Malin Mohlin - Updated media metadata for Ceratium horridum_2.jpg
  • 2011-10-13 12:45:00 Malin Mohlin - Added media: Ceratium horridum_2.jpg