Aulacoseira islandica ssp. helvetica (O.F.Müll.) Simonsen

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Aulacoseira islandica ssp. helvetica

Photographer/artist Maria Kahlert

Additional image information

Title
Aulacoseira islandica ssp. helvetica
Photographer/artist
Maria Kahlert
Copyright holder
Maria Kahlert
Institute
Swedish University of Agricultural Sciences
Contributor
Ann-Turi Skjevik
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Not described
Preservation
Not described
Contrast enhancement
Not described
Stain
Not described

Description

IDs in other systems

Biovolumes

Species Aulacoseira islandica ssp. helvetica
Author (O. Müller) Simonsen 1979
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order EUPODISCALES (BIDDULPHIALES, CENTRALES)
Trophy AU
Geometric shape cylinder
Formula p/4*d^2*h
Size class 1 2 3
Unit cell cell cell
Size range 6x12 7x20 12-16x18-22
Height(h), µm 12.0 19.6 20.0
Diameter(d1), µm 6.0 7.0 14.0
No. of cells/counting unit 1 1 1
Calculated volume, µm3 339 754 3077
Calculated Carbon pg/counting unit 32 62 194

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

  • 2012-09-13 13:39:53 Ann-Turi Skjevik - Updated media metadata for Aulacoseira islandica ssp. helvetica_4.jpg
  • 2012-09-13 13:39:48 Ann-Turi Skjevik - Added media: Aulacoseira islandica ssp. helvetica_4.jpg
  • 2012-09-13 13:39:38 Ann-Turi Skjevik - Updated media metadata for Aulacoseira islandica ssp. helvetica_3.jpg
  • 2012-09-13 13:39:33 Ann-Turi Skjevik - Added media: Aulacoseira islandica ssp. helvetica_3.jpg
  • 2012-09-13 13:39:25 Ann-Turi Skjevik - Updated media metadata for Aulacoseira islandica ssp. helvetica_2.jpg
  • 2012-09-13 13:39:20 Ann-Turi Skjevik - Added media: Aulacoseira islandica ssp. helvetica_2.jpg
  • 2012-09-13 13:39:06 Ann-Turi Skjevik - Updated media metadata for Aulacoseira islandica ssp. helvetica_1.jpg
  • 2012-09-13 13:38:56 Ann-Turi Skjevik - Added media: Aulacoseira islandica ssp. helvetica_1.jpg