Chaetoceros diadema (Ehrenberg) Gran, 1897
Chaetoceros diadema
A = Vegetative cells in chain (BF); B = Resting spores (BF). A&B=living cells
Photographer/artist Mats Kuylenstierna
Additional image information
- Title
- Chaetoceros diadema
- Photographer/artist
- Mats Kuylenstierna
- Copyright holder
- Maria Kuylenstierna
- Institute
- University of Gothenburg, Marine botany
- Contributor
- Bengt Karlson
- Caption
- A = Vegetative cells in chain (BF); B = Resting spores (BF). A&B=living cells
- Image galleries
- Kuylenstierna, Skagerrak-Kattegat
Description
- IDs in other systems
- Dyntaxa ID: 237322
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 37419
More info at http://algaebase.org
- Dyntaxa ID: 237322
- Tropic type
- A
- Morphology
- One chloroplast, base of setae short, resting spores.
- Other remarks
Distribution: Cosmopolitan in colder seas.- Life form
- Cells united in chains
- Size
- Diameter = 8 - 50 µm
- Resting spore
- +
- Literature
- Jensen, K. G. & Moestrup, Ø. 1998. The genus Chaetoceros (Bacillariophyceae) in inner Danish coastal waters. Opera Botanica. 133: 1-68.
Rines, J. E. B. & Hargraves, P. E. 1988. The Chaetoceros Ehrenberg (Bacillariophyceae) flora of Narragansett Bay, Rhode Island, USA. Bibliotheca Phycologica 79: 1-196
Sundström, B. 1973. Chaetoceros arter i Öresund. MSc. Thesis Univ. of Lund. 77 pp.
Biovolumes
| Species | Chaetoceros diadema |
|---|---|
| Author | (Ehrenberg) Gran 1897 |
| Division | CHRYSOPHYTA (HETEROKONTOPHYTA) |
| Class | Diatomophyceae (Bacillariophyceae) |
| Order | EUPODISCALES (BIDDULPHIALES, CENTRALES) |
| Trophy | AU |
| Geometric shape |  |
| Formula | p/4*d1*d2*h |
| Size class | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
| Unit | cell | cell | cell | cell | cell |
| Size range | 20x17 | 20x15 | 15-25x30 | 15-25x20 | 28-40x27 |
| Height(h), µm | 17.0 | 15.0 | 30.0 | 20.0 | 27.0 |
| Diameter(d1), µm | 20.0 | 20.0 | 20.0 | 20.0 | 34.0 |
| Diameter(d2), µm | 15.0 | 15.0 | 15.0 | 15.0 | 25.5 |
| No. of cells/counting unit | 1 | 1 | 1 | 1 | 1 |
| Calculated volume, µm3 | 4 004 | 3 533 | 7 065 | 4 710 | 18 376 |
| Comment | HD fac.=0.75 | HD fac.=0.75 | HD fac.=0.75 | HD fac.=0.75 | HD fac.=0.75 |
| Calculated Carbon pg/counting unit | 240 | 217 | 381 | 274 | 827 |
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
- 2013-05-14 07:11:07 Regina Hansen - Updated media metadata for Chaetoceros diadema_3.jpg
- 2013-05-14 07:10:24 Regina Hansen - Added media: Chaetoceros diadema_3.jpg
- 2013-05-06 11:46:20 Malin Mohlin - Updated media metadata for Chaetoceros diadema_2.jpg
- 2013-05-06 11:45:36 Malin Mohlin - Added media: Chaetoceros diadema_2.jpg
