Desmodesmus communis (Hegewald) Hegewald, 2000
Desmodesmus communis
OCCURRENCE: autumn LIFE FORM: colonies of 2-4 (8) cells, dense, linear; cells elongated cylindrical with widely or cone-like rounded ends, with 4 spines, each at the apices of terminal cells; cell wall smooth; cell size: 8-25(36) x 2-7(12)
Photographer/artist Janina Kownacka
Additional image information
- Title
- Desmodesmus communis
- Photographer/artist
- Janina Kownacka
- Copyright holder
- Janina Kownacka
- Copyright stamp
- jmkownacka
- Institute
- National Marine Fisheries Research Institute
- Contributing organisation
- HELCOM-PEG
- Contributor
- Janina Kownacka
- Caption
- OCCURRENCE: autumn LIFE FORM: colonies of 2-4 (8) cells, dense, linear; cells elongated cylindrical with widely or cone-like rounded ends, with 4 spines, each at the apices of terminal cells; cell wall smooth; cell size: 8-25(36) x 2-7(12)
- Sampling date
- September 2009
- Geographic area
- Baltic Sea - The Gulf of Gdansk
- Location
- Sopot pier
- Latitude, degree
- 54
- Latitude, minute
- 26.8
- Longitude, degree
- 18
- Longitude, minute
- 34.4
- License
- Creative Commons Attribution-NoDerivs 3.0 Unported
- Technique
- Light microscopy
- Preservation
- No preservation
- Contrast enhancement
- DIC/Nomarski
- Stain
- No stain
- Image galleries
- HELCOM-PEG
Description
- IDs in other systems
- Dyntaxa ID: 238845
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 42399
More info at http://algaebase.org
- Dyntaxa ID: 238845
- Tropic type
- A
Biovolumes
Species | Desmodesmus communis |
---|---|
Author | (Hegewald) Hegewald 2000 |
Division | CHLOROPHYTA |
Class | Chlorophyceae |
Order | CHLOROCOCCALES |
Trophy | AU |
Geometric shape | |
Formula | p/6*d^2*l |
Size class | 1 | 2 | 3 | 4 |
---|---|---|---|---|
Unit | colony | colony | colony | colony |
Size range | 3-4x10-12 | 4-6x10-13 | 4-6x13-17 | 7x17-20 |
Length(l1), µm | 11.0 | 12.0 | 15.0 | 18.5 |
Diameter(d1), µm | 3.5 | 5.0 | 5.0 | 7.0 |
No. of cells/counting unit | 4 | 4 | 4 | 4 |
Calculated volume, µm3 | 282 | 628 | 785 | 1 898 |
Calculated Carbon pg/counting unit | 47.0 | 99.6 | 122.9 | 281.5 |
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
- 2012-06-06 10:31:54 Irina Olenina - Updated media metadata for Desmodesmus communis_2.jpg
- 2012-06-06 10:29:49 Irina Olenina - Added media: Desmodesmus communis_2.jpg
- 2012-06-04 11:37:40 Janina Kownacka - Updated media metadata for Desmodesmus communis_1.jpg
- 2012-06-04 11:31:30 Janina Kownacka - Added media: Desmodesmus communis_1.jpg