Thalassiosira angulata (Gregory) Hasle, 1978
Thalassiosira angulata
Photographer/artist Lars Edler
Additional image information
- Title
- Thalassiosira angulata
- Photographer/artist
- Lars Edler
- Copyright holder
- Lars Edler
- Institute
- WEAQ AB
- Contributor
- Ann-Turi Skjevik
- License
- Creative Commons Attribution-NoDerivs 3.0 Unported
- Technique
- Light microscopy
- Preservation
- Not described
- Contrast enhancement
- DIC/Nomarski
- Stain
- No stain
- Image galleries
- Skagerrak-Kattegat
Description
- IDs in other systems
- Dyntaxa ID: 237251
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 39919
More info at http://algaebase.org
- Dyntaxa ID: 237251
- Tropic type
- A
- Other remarks
- See Hasle (1978)
Distribution: North Atlantic Ocean - Life form
- Cells united in chains
- Size
- Diameter = 12-39 µm
- Literature
- Hasle, G. R. 1978a. Some Thalassiosira species with one central process (Bacillariophyceae). Norw. J. Bot. 25: 77-110.
Hasle, G. R. & Syvertsen, E. E. 1996. Marine diatoms. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 5-385.
Biovolumes
| Species | Thalassiosira angulata |
|---|---|
| Author | (Gregory) Hasle 1978 |
| Division | CHRYSOPHYTA (HETEROKONTOPHYTA) |
| Class | Diatomophyceae (Bacillariophyceae) |
| Order | EUPODISCALES (BIDDULPHIALES, CENTRALES) |
| Trophy | AU |
| Geometric shape |  |
| Formula | p/4*d^2*h |
| Size class | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|
| Unit | cell | cell | cell | cell | cell | cell | cell | cell |
| Size range | 20-25 | 25-30 | 30-35 | 35-40 | 40-45 | 45-50 | 50-55 | 55-60 |
| Height(h), µm | 10.8 | 13.2 | 15.6 | 18.0 | 20.4 | 22.8 | 25.2 | 27.6 |
| Diameter(d1), µm | 22.5 | 27.5 | 32.5 | 37.5 | 42.5 | 47.5 | 52.5 | 57.5 |
| No. of cells/counting unit | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calculated volume, µm3 | 4 292 | 7 836 | 12 935 | 19 870 | 28 925 | 40 382 | 54 524 | 71 633 |
| Comment | 6; HD fac.=0.48 | 6; HD fac.=0.48 | 6; HD fac.=0.48 | 6; HD fac.=0.48 | 6; HD fac.=0.48 | 6; HD fac.=0.48 | 6; HD fac.=0.48 | 6; HD fac.=0.48 |
| Calculated Carbon pg/counting unit | 254 | 414 | 622 | 882 | 1 195 | 1 567 | 1 999 | 2 494 |
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
- 2012-10-05 14:51:00 Ann-Turi Skjevik - Updated media metadata for Thalassiosira angulata_4.jpg
- 2012-10-05 14:50:20 Ann-Turi Skjevik - Added media: Thalassiosira angulata_4.jpg
- 2012-10-05 14:50:07 Ann-Turi Skjevik - Updated media metadata for Thalassiosira angulata_3.jpg
- 2012-10-05 14:49:35 Ann-Turi Skjevik - Added media: Thalassiosira angulata_3.jpg
- 2012-09-24 14:34:43 Ann-Turi Skjevik - Updated media metadata for Thalassiosira angulata_2.jpg
- 2012-09-24 14:34:34 Ann-Turi Skjevik - Added media: Thalassiosira angulata_2.jpg
