Cosmarium Corda ex Ralfs

Description

Biovolumes

Species Cosmarium
Division CHLOROPHYTA
Class Charophyceae
Order ZYGNEMATALES
Trophy AU
Geometric shape flattened ellipsoid
Formula p/6*l*d1*d2
Size class 1 2 3
Unit cell cell cell
Size range 20 35 70
Length(l1), µm 20.0 35.0 70.0
Diameter(d1), µm 15.0 30.0 50.0
Diameter(d2), µm 7.0 15.0 15.0
No. of cells/counting unit 1 1 1
Calculated volume, µm3 1 099 8 243 27 475
Calculated Carbon pg/counting unit 155 1 027 3 181

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