Merismopedia Meyen

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Merismopedia sp.

Cell size: 2.5 x 3.6 µm. Flat colony, cells arranged in perpendicular rows.

Photographer/artist Helena Höglander

Additional image information

Title
Merismopedia sp.
Photographer/artist
Helena Höglander
Copyright holder
Helena Höglander
Institute
Stockholm university, Department of Ecology, Environment and Plant Sciences
Contributing organisation
HELCOM-PEG
Contributor
Helena Höglander
Caption
Cell size: 2.5 x 3.6 µm. Flat colony, cells arranged in perpendicular rows.
Sampling date
2017-08-31
Geographic area
River - Sweden
Location
Nyköpingsån
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
Lugols iodine
Contrast enhancement
Phase contrast
Stain
No stain
Image galleries
HELCOM-PEG

Description

Biovolumes

Species Merismopedia
Division CYANOPHYTA (CYANOBACTERIA)
Class Nostocophyceae (Cyanophyceae)
Order CHROOCOCCALES
Trophy AU
Geometric shape sphere
Formula p/6*d^3
Size class 1 2 3 4 5 6 7 8 9 10 11 12
Unit cell colony colony colony colony colony cell colony colony colony colony colony
Size range <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 0.5-3 0.5-3 0.5-3 0.5-3 0.5-3 0.5-3
Diameter(d1), µm 0.5 0.5 0.5 0.5 0.5 0.5 1.8 1.8 1.8 1.8 1.8 1.8
No. of cells/counting unit 1 4 8 16 32 64 1 4 8 16 32 64
Calculated volume, µm3 0.1 0.3 0.5 1.0 2 4 3 11 22 45 90 180
Calculated Carbon pg/counting unit 0.0 0.1 0.1 0.3 0.5 1.1 0.6 2 5 9 18 36
Comment on Carbon calculation based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell based on individual cell

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

  • 2018-12-07 13:57:37 Helena_Hoglander_PEG - Updated media metadata for Merismopedia_1.jpg
  • 2018-12-07 13:55:35 Helena_Hoglander_PEG - Added media: Merismopedia_1.jpg