Gyrosigma attenuatum (Kütz.) Rabenh.

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Gyrosigma attenuatum

Ref: The Baltic Marine Biologists Publication No. 16b

Photographer/artist Sirje Vilbaste

Additional image information

Title
Gyrosigma attenuatum
Photographer/artist
Sirje Vilbaste
Copyright holder
Sirje Vilbaste
Institute
Institute of Zoology and Botany, University of Tartu
Contributor
Ann-Turi Skjevik
Caption
Ref: The Baltic Marine Biologists Publication No. 16b
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy

Synonym names

  • Gyrosigma attenuatum

Description

IDs in other systems
Tropic type
A

Biovolumes

Species Gyrosigma attenuatum
Author (Kützing) Rabenhorst 1853
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order BACILLARIALES (PENNALES)
Trophy AU
Geometric shape parallelepiped-30%
Formula l*w*h*0.7
Size class 1 2 3 4 5 6
Unit cell cell cell cell cell cell
Size range 15-17x100-120 17-20x120-150 20-25x150-200 25-30x200-250 30-35x250-300 35-40x250-300
Length(l1), µm 110.0 135.0 196.0 224.0 275.0 282.0
Width(w), µm 16 18.5 22.5 27.5 33 38
Height(h), µm 9.6 11.1 13.5 16.5 19.8 22.8
No. of cells/counting unit 1 1 1 1 1 1
Calculated volume, µm3 11 827 19 406 41 675 71 148 125 780 171 027
Comment HD fac.=0.6 HD fac.=0.6 HD fac.=0.6 HD fac.=0.6 HD fac.=0.6 HD fac.=0.6
Calculated Carbon pg/counting unit 579 865 1 607 2 480 3 937 5 051

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

  • 2012-10-04 12:58:49 Ann-Turi Skjevik - Updated media metadata for Gyrosigma attenuatum_1.jpg
  • 2012-10-04 12:58:23 Ann-Turi Skjevik - Added media: Gyrosigma attenuatum_1.jpg