Aphanizomenon Morren ex Bornet & Flahault

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Aphanizomenon sp.

Single filament of Baltic Aphanizomenon sp. (width 4.4 µm), with one hyaline end and one heterocyte in the middle of the filament.

Photographer/artist Helena Höglander

Additional image information

Title
Aphanizomenon sp.
Photographer/artist
Helena Höglander
Copyright holder
Helena Höglander
Copyright stamp
Helena Höglander
Institute
Department of Systems Ecology, Stockholm University
Contributing organisation
HELCOM-PEG
Contributor
Helena Höglander
Caption
Single filament of Baltic Aphanizomenon sp. (width 4.4 µm), with one hyaline end and one heterocyte in the middle of the filament.
Sampling date
2009-05-19
Geographic area
Baltic Sea - Northern Baltic proper
Location
Landsort Deep, BY31
Latitude, degree
58
Latitude, minute
35.9
Longitude, degree
18
Longitude, minute
14.21
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
No preservation
Contrast enhancement
Phase contrast
Stain
No stain
Image galleries
HELCOM-PEG

Description

Biovolumes

Species Aphanizomenon
Division CYANOPHYTA (CYANOBACTERIA)
Class Nostocophyceae (Cyanophyceae)
Order NOSTOCALES
Trophy AU
Geometric shape cylinder
Formula p/4*d^2*h
Size class 1 2 3 4 5
Unit filament filament filament filament filament
Size range 4x100 2x100 2.5x100 3x100 5x100
Height(h), µm 100.0 100.0 100.0 100.0 100.0
Diameter(d1), µm 4.0 2.0 2.5 3.0 5.0
No. of cells/counting unit 11 20 17 17 11
Calculated volume, µm3 1 256 314 491 707 1 963
Comment 2
Calculated Carbon pg/counting unit 203 57 86 121 309
Comment on Carbon calculation 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

  • 2015-04-24 06:39:29 Susanne Busch - Updated media metadata for Aphanizomenon_5.jpg
  • 2015-04-24 06:38:42 Susanne Busch - Added media: Aphanizomenon_5.jpg
  • 2015-04-24 06:38:06 Susanne Busch - Updated media metadata for Aphanizomenon_4.jpg
  • 2015-04-24 06:36:50 Susanne Busch - Added media: Aphanizomenon_4.jpg
  • 2015-04-23 11:00:15 Regina Hansen - Updated media metadata for Aphanizomenon_3.png
  • 2015-04-23 10:53:20 Regina Hansen - Added media: Aphanizomenon_3.png
  • 2012-02-21 11:50:29 Helena_Hoglander_PEG - Updated media metadata for Aphanizomenon_2.jpg
  • 2012-02-21 11:41:51 Helena_Hoglander_PEG - Added media: Aphanizomenon_2.jpg
  • 2012-02-21 07:30:52 Helena_Hoglander_PEG - Updated media metadata for Aphanizomenon_1.jpg
  • 2012-02-21 07:30:02 Helena_Hoglander_PEG - Updated media metadata for Aphanizomenon_1.jpg
  • 2012-02-21 07:13:46 Helena_Hoglander_PEG - Added media: Aphanizomenon_1.jpg