Actiniscus pentasterias (Ehrenberg) Ehrenberg, 1854
Actiniscus pentasterias cf
Photographer/artist Ann-Turi Skjevik
Additional image information
- Title
- Actiniscus pentasterias cf
- Photographer/artist
- Ann-Turi Skjevik
- Copyright holder
- Ann-Turi Skjevik
- Institute
- SMHI
- Contributor
- Malin Mohlin
- Geographic area
- Skagerrak - Swedish coast
- License
- Creative Commons Attribution-NoDerivs 3.0 Unported
- Technique
- Light microscopy
- Preservation
- No preservation
- Contrast enhancement
- DIC/Nomarski
- Stain
- No stain
- Image galleries
- Skagerrak-Kattegat
Description
- IDs in other systems
- Dyntaxa ID: 238456
More info at http://www.artdata.slu.se/dyntaxa - AlgaeBase ID: 52063
More info at http://algaebase.org
- Dyntaxa ID: 238456
- Tropic type
- H
- Morphology
- Gymnodinioid cell with two siliceous internal skeletons (=pentasters). Prominent bundle of extrusomes (docidosomes)
- Other remarks
Distribution: Subtropical to cold temperate waters. Even in arctic freshwater lakes- Life form
- Solitary
- Size
- Length 30-40 µm, width 35-40 µm
- Literature
- Hansen, G. 1993b. Light and electron microscopical observations of the dinoflagellate Actiniscus pentasterias (Dinophyceae). J. Phycol. 29: 486-499.
Hansen, G. & Larsen, J. 1992. Dinoflagellater i danske farvande. In: Thomsen, H. A. (ed.) Plankton i de indre danske farvande. Havforskning fra Miljøstyrelsen, Copenhagen, p. 45-155.
Steidinger, K. A. & Tangen, K. 1996. Dinoflagellates. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 387-584.
Biovolumes
Species | Actiniscus pentasterias |
---|---|
Author | (Ehrenberg) Ehrenberg 1854 |
Division | DINOPHYTA (PYRROPHYTA) |
Class | Dinophyceae |
Order | ACTINISCALES |
Trophy | HT |
Geometric shape | |
Formula | p/6*d^3 |
Size class | 1 |
---|---|
Unit | cell |
Size range | 35 |
Diameter(d1), µm | 35.0 |
No. of cells/counting unit | 1 |
Calculated volume, µm3 | 22 438 |
Calculated Carbon pg/counting unit | 2 630 |
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
- 2017-10-05 13:30:32 Ann-Turi Skjevik - Updated media metadata for Actiniscus pentasterias_7.jpg
- 2017-10-05 13:30:17 Ann-Turi Skjevik - Added media: Actiniscus pentasterias_7.jpg
- 2017-10-05 13:29:58 Ann-Turi Skjevik - Updated media metadata for Actiniscus pentasterias_5.jpg
- 2017-10-05 13:28:30 Ann-Turi Skjevik - Added media: Actiniscus pentasterias_5.jpg
- 2017-10-05 13:28:18 Ann-Turi Skjevik - Deleted media: Actiniscus pentasterias_5.jpg
- 2017-10-05 13:28:08 Ann-Turi Skjevik - Updated media metadata for Actiniscus pentasterias_5.jpg
- 2017-10-05 13:23:30 Ann-Turi Skjevik - Added media: Actiniscus pentasterias_5.jpg
- 2012-05-14 13:45:46 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_2.jpg
- 2011-12-21 10:38:02 Ann-Turi Skjevik - Deleted media: Actiniscus pentasterias_5.jpg
- 2011-12-21 10:37:44 Ann-Turi Skjevik - Updated media metadata for Actiniscus pentasterias_6.jpg
- 2011-12-21 10:36:40 Ann-Turi Skjevik - Added media: Actiniscus pentasterias_6.jpg
- 2011-12-21 10:36:13 Ann-Turi Skjevik - Updated media metadata for Actiniscus pentasterias_5.jpg
- 2011-12-21 10:33:53 Ann-Turi Skjevik - Added media: Actiniscus pentasterias_5.jpg
- 2011-12-21 10:32:57 Ann-Turi Skjevik - Deleted media: Actiniscus pentasterias_5.JPG
- 2011-12-21 10:32:39 Ann-Turi Skjevik - Updated media metadata for Actiniscus pentasterias_4.JPG
- 2011-10-13 11:09:05 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_5.JPG
- 2011-10-13 11:08:44 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_4.JPG
- 2011-10-13 11:08:16 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_3.jpg
- 2011-10-13 11:07:32 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_2.jpg
- 2011-10-03 08:12:49 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_5.JPG
- 2011-10-03 08:12:39 Malin Mohlin - Added media: Actiniscus pentasterias_5.JPG
- 2011-10-03 08:12:21 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_4.JPG
- 2011-10-03 08:11:55 Malin Mohlin - Added media: Actiniscus pentasterias_4.JPG
- 2011-10-03 08:11:08 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_3.jpg
- 2011-10-03 08:09:38 Malin Mohlin - Added media: Actiniscus pentasterias_3.jpg
- 2011-10-03 08:09:21 Malin Mohlin - Updated media metadata for Actiniscus pentasterias_2.jpg
- 2011-10-03 08:07:53 Malin Mohlin - Added media: Actiniscus pentasterias_2.jpg