Polykrikos schwartzii Buetschli

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Polykrikos schwartzii

Cyst (DIC)

Photographer/artist Mats Kuylenstierna

Additional image information

Title
Polykrikos schwartzii
Photographer/artist
Mats Kuylenstierna
Copyright holder
Maria Kuylenstierna
Copyright stamp
Maria Kuylenstierna
Institute
Dept. of Marine botany, University of Gothenburg
Contributing organisation
University of Gothenburg
Contributor
Bengt Karlson
Caption
Cyst (DIC)
Geographic area
Skagerrak - Swedish coast
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
Not described
Contrast enhancement
DIC/Nomarski
Image galleries
Kuylenstierna, Skagerrak-Kattegat, Dinoflagellate cysts

Description

IDs in other systems
Tropic type
H
Morphology
Pseudocolony with 2-8 zooids with 1-4 nuclei. Individual zooids not conspicuous. Cells containing nematocysts-taeniocysts
Life form
Pseudoconial
Size
Length 100-150 µm
Resting spore
+, length: 80-160 µm, width 50-80 µm
Literature
Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her Majesty’s Stationery Office, London. 303 pp.
Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme Verlag, Stuttgart. 186 pp.
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.
Reid, P.C. 1978. Dinoflagellate cysts in the plankton. New Phytol. 80: 219-229.

Biovolumes

Species Polykrikos schwartzii
Author Bütschli 1873
Division DINOPHYTA (PYRROPHYTA)
Class Dinophyceae
Order GYMNODINIALES
Trophy HT
Geometric shape cylinder
Formula p/4*d^2*h
Size class 1 2 3 4 5 6 7
Unit cell cell cell cell cell cell cell
Size range 40x80 50x60 55x75 60x100 75x160 115x70 130x70
Height(h), µm 80.0 60.0 75.0 100.0 160.0 115.0 130.0
Diameter(d1), µm 40.0 50.0 55.0 60.0 75.0 70.0 70.0
No. of cells/counting unit 1 1 1 1 1 1 1
Calculated volume, µm3 100 480 117 750 178 097 282 600 706 500 442 348 500 045
Calculated Carbon pg/counting unit 10 750 12 476 18 400 28 386 67 107 43 234 48 509

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

  • 2015-09-03 10:59:16 Malin Mohlin - Updated media metadata for Polykrikos schwartzii_9.jpeg
  • 2015-09-03 10:57:00 Malin Mohlin - Added media: Polykrikos schwartzii_9.jpeg
  • 2015-04-09 05:49:33 Susanne Busch - Updated media metadata for Polykrikos schwartzii_8.jpg
  • 2015-04-09 05:48:59 Susanne Busch - Added media: Polykrikos schwartzii_8.jpg
  • 2015-04-09 05:47:59 Susanne Busch - Updated media metadata for Polykrikos schwartzii_7.jpg
  • 2015-04-09 05:47:15 Susanne Busch - Added media: Polykrikos schwartzii_7.jpg
  • 2012-09-28 12:58:01 Ann-Turi Skjevik - Updated media metadata for Polykrikos schwartzii_6.jpg
  • 2012-09-28 12:57:55 Ann-Turi Skjevik - Added media: Polykrikos schwartzii_6.jpg
  • 2012-09-28 12:54:54 Ann-Turi Skjevik - Updated media metadata for Polykrikos schwartzii_5.jpg
  • 2012-09-28 12:53:57 Ann-Turi Skjevik - Added media: Polykrikos schwartzii_5.jpg
  • 2011-12-13 15:51:22 Malin Mohlin - Updated media metadata for Polykrikos schwartzii_4.jpg
  • 2011-12-13 15:49:24 Malin Mohlin - Added media: Polykrikos schwartzii_4.jpg
  • 2011-09-26 14:15:38 Bengt Karlson - Updated media metadata for Polykrikos schwartzii_2.gif
  • 2011-09-25 17:48:37 Bengt Karlson - Updated media metadata for Polykrikos schwartzii_3.gif
  • 2011-09-25 17:47:42 Bengt Karlson - Updated media metadata for Polykrikos schwartzii_3.gif
  • 2011-09-25 17:47:08 Bengt Karlson - Added media: Polykrikos schwartzii_3.gif
  • 2011-09-25 17:46:36 Bengt Karlson - Updated media metadata for Polykrikos schwartzii_2.gif
  • 2011-09-25 17:44:51 Bengt Karlson - Added media: Polykrikos schwartzii_2.gif