Amylax triacantha (E. Jørgensen) Sournia, 1984

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Amylax triacantha

cell size: 64x39µm

Photographer/artist Janina Kownacka

Additional image information

Title
Amylax triacantha
Photographer/artist
Janina Kownacka
Copyright holder
Janina Kownacka
Institute
National Marine Fisheries Research Institute
Contributing organisation
HELCOM-PEG
Contributor
Janina Kownacka
Caption
cell size: 64x39µm
Sampling date
April 2008
Geographic area
Baltic Sea - The Gulf of Gdansk
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
No preservation
Stain
No stain
Image galleries
HELCOM-PEG

Description

IDs in other systems
Tropic type
A
Morphology
Form and hypotheca with one to several spines. Chloroplasts redish
Other remarks

Distribution: Pacific and Atlantic oceans, cold water species
Life form
Solitary
Size
Length 25-35 µm, width 17-30 µm
Literature
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.
Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme Verlag, Stuttgart. 186 pp.
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 Amylax triacantha
Author (E. Jørgensen) Sournia 1984
Division DINOPHYTA (PYRROPHYTA)
Class Dinophyceae
Order GONYAULACALES
Trophy AU
Geometric shape (cone + half sphere)-25%
Formula p/12*d^2*(h+d/2)*0,75
Size class 1 2 3 4
Unit cell cell cell cell
Size range 35-45x23-26 45-55x27-30 35-45x34-37 47-57x35-40
Height(h), µm 40.0 50.0 40.0 52.0
Diameter(d1), µm 25.0 29.0 35.0 38.0
No. of cells/counting unit 1 1 1 1
Calculated volume, µm3 6 439 10 645 13 823 20 120
Calculated Carbon pg/counting unit 815 1 306 1 669 2 374

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 11:09:58 Susanne Busch - Updated media metadata for Amylax triacantha_6.jpg
  • 2015-04-08 11:09:03 Susanne Busch - Added media: Amylax triacantha_6.jpg
  • 2014-09-26 12:57:12 Janina Kownacka - Updated media metadata for Amylax triacantha_5.jpg
  • 2014-09-26 12:54:43 Janina Kownacka - Added media: Amylax triacantha_5.jpg
  • 2014-07-14 08:45:12 Regina Hansen - Updated media metadata for Amylax triacantha_4.png
  • 2014-07-14 08:44:05 Regina Hansen - Added media: Amylax triacantha_4.png
  • 2012-09-24 13:13:00 Ann-Turi Skjevik - Updated media metadata for Amylax triacantha_3.JPG
  • 2012-09-24 13:12:18 Ann-Turi Skjevik - Added media: Amylax triacantha_3.JPG
  • 2011-10-03 08:22:38 Malin Mohlin - Updated media metadata for Amylax triacantha_2.jpg
  • 2011-10-03 08:21:53 Malin Mohlin - Added media: Amylax triacantha_2.jpg