Oocystis A. Braun
Oocystis sp.
Oval cells. Cell size 6 x 11 µm. 4-celled colony surrounded by the wall of the mothercell.
Photographer/artist Helena Höglander
Additional image information
- Title
- Oocystis sp.
- Photographer/artist
- Helena Höglander
- Copyright holder
- Helena Höglander
- Institute
- Stockholm university, Department of Ecology, Environment and Plant Sciences
- Contributing organisation
- HELCOM-PEG
- Contributor
- Helena Höglander
- Caption
- Oval cells. Cell size 6 x 11 µm. 4-celled colony surrounded by the wall of the mothercell.
- Sampling date
- 2017-10-11
- Geographic area
- Baltic Sea - Northern Baltic proper
- Location
- Askö, B1
- 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
Subordinate taxa
Biovolumes
| Species | Oocystis |
|---|---|
| Division | CHLOROPHYTA |
| Class | Chlorophyceae |
| Order | CHLOROCOCCALES |
| Trophy | AU |
| Geometric shape |  |
| Formula | p/6*d^2*l |
| Size class | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| Unit | cell | cell | cell | cell |
| Size range | 3-4x7 | 4-5x7-8 | 5-6x8-12 | 6-8x12-17 |
| Length(l1), µm | 7.0 | 7.5 | 10.0 | 14.5 |
| Diameter(d1), µm | 3.5 | 4.5 | 5.5 | 7.0 |
| No. of cells/counting unit | 1 | 1 | 1 | 1 |
| Calculated volume, µm3 | 45 | 79 | 158 | 372 |
| Calculated Carbon pg/counting unit | 8 | 13 | 25 | 56 |
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
- 2018-12-07 14:11:10 Helena_Hoglander_PEG - Updated media metadata for Oocystis_1.jpg
- 2018-12-07 14:08:52 Helena_Hoglander_PEG - Added media: Oocystis_1.jpg
