Thalassiosira minima Gaarder, 1951

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Thalassiosira cf. minima

Photographer/artist Ann-Turi Skjevik

Additional image information

Title
Thalassiosira cf. minima
Photographer/artist
Ann-Turi Skjevik
Copyright holder
Ann-Turi Skjevik
Institute
SMHI
Contributor
Ann-Turi Skjevik
Sampling date
2009-02-17
Geographic area
Kattegat - off shore
Location
Anholt E
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
Lugols iodine
Contrast enhancement
DIC/Nomarski
Stain
No stain
Image galleries
Skagerrak-Kattegat

Description

IDs in other systems
Morphology
Usually with two central processes and one labiate process close to one marginal process
Other remarks

Distribution: Widely
Life form
Cells united in chains
Size
Diameter = 5-15 µm
Literature
Hasle, G. R. 1980. Examination of Thalassiosira type material: T. minima and T. delicatula (Bacillariophyceae). Norw. J. Bot. 27: 167-173.
Hasle, G. R. & Syvertsen, E. E. 1996. Marine diatoms. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 5-385.

Biovolumes

Species Thalassiosira minima
Author Gaarder
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order EUPODISCALES (BIDDULPHIALES, CENTRALES)
Trophy AU
Geometric shape cylinder
Formula p/4*d^2*h
Size class 1
Unit cell
Size range 5-15
Height(h), µm 5.0
Diameter(d1), µm 10.0
No. of cells/counting unit 1
Calculated volume, µm3 393
Comment HD fac.= 0.5
Calculated Carbon pg/counting unit 37

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

  • 2012-10-05 14:54:54 Ann-Turi Skjevik - Updated media metadata for Thalassiosira minima_3.jpg
  • 2012-10-05 14:54:47 Ann-Turi Skjevik - Added media: Thalassiosira minima_3.jpg
  • 2012-10-05 14:54:35 Ann-Turi Skjevik - Updated media metadata for Thalassiosira minima_2.jpg
  • 2012-10-05 14:53:35 Ann-Turi Skjevik - Added media: Thalassiosira minima_2.jpg