Alexandrium pseudogonyaulax (Biecheler) Horiguchi ex Kita & Fukuyo

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Alexandrium pseudogonyaulax

A = A living cell; B&C = 1'-plate(with pore) and 6''-plate; D =Part of girdle with a characteristic notch (=arrow) and pore of 1' (=arrowhead); E = Nucleus. (A,B,D,E=DIC, C=PC)

Photographer/artist Mats Kuylenstierna

Additional image information

Title
Alexandrium pseudogonyaulax
Photographer/artist
Mats Kuylenstierna
Copyright holder
Maria Kuylenstierna
Institute
University of Gothenburg, Marine botany
Contributor
Bengt Karlson
Caption
A = A living cell; B&C = 1'-plate(with pore) and 6''-plate; D =Part of girdle with a characteristic notch (=arrow) and pore of 1' (=arrowhead); E = Nucleus. (A,B,D,E=DIC, C=PC)
Image galleries
Kuylenstierna, Skagerrak-Kattegat

Description

IDs in other systems
Tropic type
A
Morphology
Characteristically displaced 1', sa and sp
Other remarks
Toxic (Steidinger & Tangen 1996)
Distribution: East Atlantic, Italy, Japan
Life form
Solitary
Size
Diameter = 40-60 µm
Resting spore
+
Culture collections
SCCAP
The Scandinavian Culture Collection of Algae and Protozoa at the University of Copenhagen
More info at http://www.sccap.dk.
Strains: K-1344, K-1345
Literature
Biecheler, B. 1952. Recherches sur les peridiniens. Bulletin Biologique de la France et de la Belgique (Suppl.). 36: 1-149.
Montresor, M., Zingone, A. & Marino, D. 1993. The paratabulate resting cyst of Alexandrium pseudogonyaulax (Dinophyceae). In: Smayda, T.J. and Shimizu, Y. Toxic Phytoplankton Blooms in the Sea. Elsevier Science Publishers B.V. p. 159-164
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.
Yuki, K., Kobayashi, S. & Fukuyo, Y. 1996. Thecate and cyst forms of Alexandrium pseudogonyaulax (Dinophyceae) from Japanese coastal waters. Bull. Plankton Soc. Japan. 43: 46-50.

Biovolumes

Species Alexandrium pseudogonyaulax
Author (Biecheler) Horiguchi ex Kita et Fukuyo 1992
Division DINOPHYTA (PYRROPHYTA)
Class Dinophyceae
Order GONYAULACALES
Trophy AU
Geometric shape rotational ellipsoid
Formula p/6*d^2*l
Size class 1 2
Unit cell cell
Size range 30-40 45-50x50-60
Length(l1), µm 35.0 55.0
Diameter(d1), µm 35.0 47.5
No. of cells/counting unit 1 1
Calculated volume, µm3 22 438 64 942
Calculated Carbon pg/counting unit 2 630 7 135

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

  • 2015-04-08 11:08:07 Susanne Busch - Updated media metadata for Alexandrium pseudogonyaulax_9.JPG
  • 2015-04-08 11:07:19 Susanne Busch - Added media: Alexandrium pseudogonyaulax_9.JPG
  • 2015-04-08 11:06:49 Susanne Busch - Deleted media: Alexandrium pseudogonyaulax_9.jpg
  • 2015-04-08 11:06:29 Susanne Busch - Updated media metadata for Alexandrium pseudogonyaulax_9.jpg
  • 2015-04-08 11:05:38 Susanne Busch - Added media: Alexandrium pseudogonyaulax_9.jpg
  • 2015-04-08 11:05:00 Susanne Busch - Updated media metadata for Alexandrium pseudogonyaulax_8.jpg
  • 2015-04-08 11:02:35 Susanne Busch - Added media: Alexandrium pseudogonyaulax_8.jpg
  • 2015-04-08 11:02:02 Susanne Busch - Updated media metadata for Alexandrium pseudogonyaulax_7.jpg
  • 2015-04-08 11:00:37 Susanne Busch - Added media: Alexandrium pseudogonyaulax_7.jpg
  • 2014-07-14 09:36:36 Regina Hansen - Updated media metadata for Alexandrium pseudogonyaulax_6.png
  • 2014-07-10 12:32:09 Regina Hansen - Updated media metadata for Alexandrium pseudogonyaulax_6.png
  • 2014-07-10 12:28:57 Regina Hansen - Added media: Alexandrium pseudogonyaulax_6.png
  • 2012-09-17 15:20:17 Ann-Turi Skjevik - Updated media metadata for Alexandrium pseudogonyaulax_5.jpg
  • 2012-09-17 15:19:12 Ann-Turi Skjevik - Added media: Alexandrium pseudogonyaulax_5.jpg
  • 2012-09-04 11:47:37 Malin Mohlin - Updated media metadata for Alexandrium pseudogonyaulax_4.jpg
  • 2012-09-04 11:46:07 Malin Mohlin - Added media: Alexandrium pseudogonyaulax_4.jpg
  • 2011-10-07 13:15:04 Bengt Karlson - Updated media metadata for Alexandrium pseudogonyaulax_3.jpg
  • 2011-10-07 13:14:35 Bengt Karlson - Added media: Alexandrium pseudogonyaulax_3.jpg
  • 2011-10-07 09:12:52 Bengt Karlson - Updated media metadata for Alexandrium pseudogonyaulax_2.jpg
  • 2011-10-07 09:10:45 Bengt Karlson - Updated media metadata for Alexandrium pseudogonyaulax_2.jpg
  • 2011-10-07 09:07:35 Bengt Karlson - Added media: Alexandrium pseudogonyaulax_2.jpg