Amphidinium sphenoides Wulff, 1916

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Amphidinium sphenoides

Photographer/artist Sirpa Lehtinen

Additional image information

Title
Amphidinium sphenoides
Photographer/artist
Sirpa Lehtinen
Copyright holder
Sirpa Lehtinen
Institute
SYKE Marine Research Centre
Contributing organisation
HELCOM-PEG
Contributor
Malin Mohlin
Sampling date
May 2014
Geographic area
Baltic Sea - Gulf of Finland
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
Lugols iodine
Contrast enhancement
Not described
Image galleries
HELCOM-PEG

Description

IDs in other systems
Tropic type
H
Other remarks
There are possibly closely related species (compare linked species)
Distribution: Barents sea, Atlantic, Skagerrak, Kattegat
Life form
Solitary
Size
Length 30-65 µm, width 12-15 µm
Literature
Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her Majesty's Stationery Office, London. 303 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.
Wulff, A. 1916. Ueber das Kleinplankton der Barentssee. Arbeiten der Deutschen wissenschaftlichen Kommision f&uuml,r die internationale Meeresforschung. A. Aus dem Laboratorium f&uuml,r internationale Meeresforschung in Kiel. Biologische Abteilung. No. 28: 95-125.

Biovolumes

Species Amphidinium sphenoides
Author Wulff 1916
Division DINOPHYTA (PYRROPHYTA)
Class Dinophyceae
Order GYMNODINIALES
Trophy HT
Geometric shape 2 cones
Formula p/12*d^2*h
Size class 1 2 3
Unit cell cell cell
Size range 36x8.5 36x14 45x15
Height(h), µm 36.0 36.0 45.0
Diameter(d1), µm 8.5 14.0 15.0
No. of cells/counting unit 1 1 1
Calculated volume, µm3 681 1 846 2 649
Calculated Carbon pg/counting unit 99 252 354

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

  • 2014-09-26 12:52:44 Janina Kownacka - Updated media metadata for Amphidinium sphenoides_2.jpg
  • 2014-09-26 12:50:45 Janina Kownacka - Added media: Amphidinium sphenoides_2.jpg
  • 2014-05-27 12:37:46 Malin Mohlin - Deleted media: Amphidinium sphenoides_2.png
  • 2014-05-27 12:36:36 Malin Mohlin - Updated media metadata for Amphidinium sphenoides_3.png
  • 2014-05-27 12:31:45 Malin Mohlin - Added media: Amphidinium sphenoides_3.png
  • 2014-05-27 11:06:44 Malin Mohlin - Added media: Amphidinium sphenoides_2.png