Thalassiosira delicatula Ostenfeld in Borgert
Thalassiosira delicatula
A = Chain (arrow=Nitzschia sp.) (DIC); B = Frustules (arrow=occluded process, arrowheads=strutted processes) (SEM)
Photographer/artist Mats Kuylenstierna
Additional image information
- Title
- Thalassiosira delicatula
- Photographer/artist
- Mats Kuylenstierna
- Copyright holder
- Maria Kuylenstierna
- Institute
- University of Gothenburg, Marine botany
- Contributor
- Bengt Karlson
- Caption
- A = Chain (arrow=Nitzschia sp.) (DIC); B = Frustules (arrow=occluded process, arrowheads=strutted processes) (SEM)
- Image galleries
- Kuylenstierna, Skagerrak-Kattegat
Synonym names
- Thalassiosira gracilis var. expecta
Description
- IDs in other systems
- Dyntaxa ID: 237262
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 59690
More info at http://algaebase.org
- Dyntaxa ID: 237262
- Morphology
- High pervalvaraxis and with occluded processes
- Other remarks
- non T. delicatula Hustedt
Distribution: Worldwide - Life form
- Cells united in chains
- Size
- Diameter 9-30 µm
- Literature
- Gaarder, K. 1951. Bacillariophyceae from the """"Michael Sars"""" North Atlantic deep-sea expedition 1910. Rep. Sci. Res.""""Michael Sars"""" n. Atlant. Deep-sea Exp. 1910, 2(2): 1-36 ""
Hasle, G. R. 1980. Examination of Thalassiosira type material: T. minima and T. delicatula (Bacillariophyceae). Norw. J. Bot. 27: 167-173.
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 delicatula |
|---|---|
| Author | Ostenfeld 1908 |
| Division | CHRYSOPHYTA (HETEROKONTOPHYTA) |
| Class | Diatomophyceae (Bacillariophyceae) |
| Order | EUPODISCALES (BIDDULPHIALES, CENTRALES) |
| Trophy | AU |
| Geometric shape |  |
| Formula | p/4*d^2*h |
| Size class | 1 | 2 |
|---|---|---|
| Unit | cell | cell |
| Size range | 15x15 | 20x20 |
| Height(h), µm | 15.0 | 20.0 |
| Diameter(d1), µm | 15.0 | 20.0 |
| No. of cells/counting unit | 1 | 1 |
| Calculated volume, µm3 | 2 649 | 6 280 |
| Comment | 6 | 6 |
| Calculated Carbon pg/counting unit | 172 | 346 |
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
- 2011-09-25 06:47:35 Bengt Karlson - Added media: Thalassiosira delicatula_3.gif
- 2011-09-25 06:46:12 Bengt Karlson - Updated media metadata for Thalassiosira delicatula_2.gif
- 2011-09-25 06:45:20 Bengt Karlson - Added media: Thalassiosira delicatula_2.gif
