Melosira arctica (Ehrenb.) Dickie ex Ralfs in A.Pritch.
Melosira arctica
Photographer/artist Susanne Busch
Additional image information
- Title
- Melosira arctica
- Photographer/artist
- Susanne Busch
- Copyright holder
- Susanne Busch
- Copyright stamp
- S.Busch (IOW)
- Institute
- Leibniz Institute for Baltic Sea Research Warnemuende
- Contributing organisation
- HELCOM-PEG
- Contributor
- Susanne Busch
- License
- Creative Commons Attribution-NoDerivs 3.0 Unported
- Technique
- Light microscopy
- Preservation
- Lugols iodine
- Contrast enhancement
- Phase contrast
- Stain
- No stain
- Image galleries
- HELCOM-PEG
Description
- IDs in other systems
- Dyntaxa ID: 237438
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 33017
More info at http://algaebase.org
- Dyntaxa ID: 237438
- Tropic type
- A
- Morphology
- Collar close to valve apex
- Other remarks
- The Baltic material is referred to a special form or variety (Syvertsen & Hasle 1988)
Distribution: Arctic, Oslofjorden, Gullmarsfjorden, Baltic - Life form
- Cells united in chains, pelagic or on ice
- Size
- Diameter: 10-50 µm
- Resting spore
- +
- Literature
- 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.
Heimdal, B. R. 1973. The fine structure of the frustules of Melosira nummuloides and M. arctica (Bacillariophyceae). Norw. J. Bot. 205: 139-149.
Syvertsen, E. E. & Hasle, G. R. 1988. Melosira arctica in the Baltic Sea and in the Oslofjord (a preliminary note). USDQR Report 12: 79-84
Biovolumes
| Species | Melosira arctica |
|---|---|
| Author | (Ehrenberg) Dickie ex Ralfs in Pritschard 1861 |
| 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 | 8x13 | 8-10x15-20 | 11-13x20-25 | 14x15-20 | 14x20-30 | 15x17-25 | 17x17-25 | 19x20-30 |
| Height(h), µm | 13.0 | 17.5 | 22.0 | 17.5 | 25.0 | 20.0 | 20.0 | 26.0 |
| Diameter(d1), µm | 8.0 | 9.0 | 12.0 | 14.0 | 14.0 | 15.0 | 17.0 | 19.0 |
| No. of cells/counting unit | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calculated volume, µm3 | 653 | 1 113 | 2 487 | 2 693 | 3 847 | 3 533 | 4 537 | 7 368 |
| Calculated Carbon pg/counting unit | 55 | 85 | 163 | 174 | 233 | 217 | 266 | 394 |
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
- 2014-03-27 12:23:13 Susanne Busch - Updated media metadata for Melosira arctica_3.jpg
- 2014-03-27 12:21:08 Susanne Busch - Added media: Melosira arctica_3.jpg
- 2013-05-14 07:35:00 Regina Hansen - Updated media metadata for Melosira arctica_2.jpg
- 2013-05-14 07:34:34 Regina Hansen - Added media: Melosira arctica_2.jpg
