Chaetoceros affinis Lauder, 1864

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Chaetoceros affinis

Photographer/artist Ann-Turi Skjevik

Additional image information

Title
Chaetoceros affinis
Photographer/artist
Ann-Turi Skjevik
Copyright holder
Ann-Turi Skjevik
Copyright stamp
Ann-Turi Skjevik
Institute
Swedish Meteorological and Hydrological Institute, oceanographic unit
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
Tropic type
A
Other remarks

Distribution: Worldwide
Life form
Cells united in chains
Size
Diameter = 7-30 µm
Resting spore
+
Literature
Cupp, E. E. 1943. Marine Plankton Diatoms of the West Coast of North America. Bulletin of the Scripps Inst. Oceanogr. of the University of California. 5: 1-237.
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.
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

Biovolumes

Species Chaetoceros affinis
Author Lauder 1864
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order EUPODISCALES (BIDDULPHIALES, CENTRALES)
Trophy AU
Geometric shape oval cylinder
Formula p/4*d1*d2*h
Size class 1 2 3 4 5 6
Unit cell cell cell cell cell cell
Size range 8x20 12-15x15-18 12-18x22-28 8-12x18-22 12-18x18-22 12-18x25-35
Height(h), µm 20.0 16.5 25.0 20.0 20.0 30.0
Diameter(d1), µm 8.0 13.5 15.0 10.0 15.0 15.0
Diameter(d2), µm 8.0 11.0 10.0 10.0 10.0 10.0
No. of cells/counting unit 1 1 1 1 1 1
Calculated volume, µm3 1 005 1 923 2 944 1 570 2 355 3 533
Calculated Carbon pg/counting unit 78 133 187 113 156 217

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

  • 2012-09-28 10:55:04 Ann-Turi Skjevik - Updated media metadata for Chaetoceros affinis_5.jpg
  • 2012-09-28 10:53:04 Ann-Turi Skjevik - Added media: Chaetoceros affinis_5.jpg
  • 2011-10-13 12:48:52 Malin Mohlin - Updated media metadata for Chaetoceros affinis_4.jpg
  • 2011-10-13 12:48:41 Malin Mohlin - Added media: Chaetoceros affinis_4.jpg
  • 2011-10-13 12:48:26 Malin Mohlin - Updated media metadata for Chaetoceros affinis_3.jpg
  • 2011-10-13 12:48:18 Malin Mohlin - Added media: Chaetoceros affinis_3.jpg
  • 2011-10-13 12:48:02 Malin Mohlin - Updated media metadata for Chaetoceros affinis_2.jpg
  • 2011-10-13 12:47:34 Malin Mohlin - Added media: Chaetoceros affinis_2.jpg