Pediastrum tetras (Ehrenb.) Ralfs, 1844
Stauridium tetras (syn. Pediastrum tetras)
OCCURRENCE: summer, Vistula Lagoon, LIFE FORM: coenobium of cells divided by a deep groove, external cells with 2 short cone-like processes CENOBIUM SIZE: 15-74 µm
Photographer/artist Janina Kownacka
Additional image information
- Title
- Stauridium tetras (syn. Pediastrum tetras)
- 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: summer, Vistula Lagoon, LIFE FORM: coenobium of cells divided by a deep groove, external cells with 2 short cone-like processes CENOBIUM SIZE: 15-74 µm
- Sampling date
- June 2011
- Geographic area
- Baltic Sea - The Gulf of Gdansk
- Location
- Polska
- Latitude, degree
- 54
- Latitude, minute
- 36.1
- Longitude, degree
- 19
- Longitude, minute
- 54.1
- License
- Creative Commons Attribution-NoDerivs 3.0 Unported
- Technique
- Light microscopy
- Preservation
- Lugols iodine
- Stain
- No stain
- Image galleries
- HELCOM-PEG
Synonym names
- Stauridium tetras
Description
- IDs in other systems
- Dyntaxa ID: 257421
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 27520
More info at http://algaebase.org - REBECCA code: R0725
More info at http://www.freshwaterecology.info
- Dyntaxa ID: 257421
- Tropic type
- A
Biovolumes
Species | Pediastrum tetras |
---|---|
Author | (Ehrenberg) Ralfs 1844 |
Division | CHLOROPHYTA |
Class | Chlorophyceae |
Order | CHLOROCOCCALES |
Trophy | AU |
Geometric shape | |
Formula | p/4*d^2*h |
Size class | 1 | 2 | 3 | 4 | 5 | 6 |
---|---|---|---|---|---|---|
Unit | coenobium | coenobium | coenobium | coenobium | coenobium | coenobium |
Size range | coen.: 4-6x15-20 | coen.: 4-6x20-35 | coen.: 4-6x35-50 | coen.: 6-10x15-20 | coen.: 6-10x20-35 | coen.: 10-12x20-35 |
Height(h), µm | 5.0 | 5.0 | 5.0 | 8.0 | 8.0 | 11.0 |
Diameter(d1), µm | 17.5 | 27.5 | 42.5 | 17.5 | 27.5 | 27.5 |
No. of cells/counting unit | 8 | 8 | 16 | 8 | 8 | 8 |
Calculated volume, µm3 | 1 202 | 2 968 | 7 090 | 1 923 | 4 749 | 6 530 |
Calculated Carbon pg/counting unit | 191 | 447 | 1 056 | 297 | 695 | 937 |
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
- 2021-10-12 16:58:57 Janina Kownacka - Updated media metadata for Pediastrum tetras_2.jpg
- 2012-06-08 08:22:56 Janina Kownacka - Updated media metadata for Pediastrum tetras_3.jpg
- 2012-06-08 08:20:17 Janina Kownacka - Added media: Pediastrum tetras_3.jpg
- 2012-06-08 08:19:23 Janina Kownacka - Updated media metadata for Pediastrum tetras_2.jpg
- 2012-06-08 08:11:44 Janina Kownacka - Added media: Pediastrum tetras_2.jpg
- 2012-06-06 11:26:20 Irina Olenina - Updated media metadata for Pediastrum tetras_1.jpg
- 2012-06-06 11:25:28 Irina Olenina - Added media: Pediastrum tetras_1.jpg