Detonula confervacea (P.T. Cleve) Gran, 1900

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Detonula confervacea

A = Vegative cells (DIC); B = Vegetative cells (DIC) (arrow=strutted processes); C = Vegative cells and resting spores (BF); D= Resting spores (BF); Resting spore in valve view. A-C=Living cells, D in Lugol

Photographer/artist Mats Kuylenstierna

Additional image information

Title
Detonula confervacea
Photographer/artist
Mats Kuylenstierna
Copyright holder
Maria Kuylenstierna
Institute
University of Gothenburg, Marine botany
Contributor
Bengt Karlson
Caption
A = Vegative cells (DIC); B = Vegetative cells (DIC) (arrow=strutted processes); C = Vegative cells and resting spores (BF); D= Resting spores (BF); Resting spore in valve view. A-C=Living cells, D in Lugol
Image galleries
Kuylenstierna, Skagerrak-Kattegat

Description

IDs in other systems
Tropic type
A
Morphology
Size, ring of strutted processes and restingspore
Other remarks

Distribution: Northern Atlantic.
Life form
Cells united in chains.
Size
Diameter = 6 - 20 µm, Pervalvar axis 15-30 µm
Resting spore
+
Literature
Cleve, P. T. 1896a. Diatoms from Baffins Bay and Davis Strait. Bih. Kongl. Svensk. Vet.-Akad. Handl. 22(III, 4): 1-22.
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.
Syvertsen, E. E. 1979. Resting spore formation in clonal cultures of Thalassiosira antarctica Comber, T. nordenskioeldii Cleve and Detonula confervacea (Cleve) Gran. Beiheft zur Nova Hedwigia. 64: 41-63.

Biovolumes

Species Detonula confervacea
Author (P.T. Cleve) Gran 1900
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order EUPODISCALES (BIDDULPHIALES, CENTRALES)
Trophy AU
Geometric shape cylinder
Formula p/4*d^2*h
Size class 1 2 3
Unit cell cell cell
Size range 5-6x13-15 8-10x12-19 15x20
Height(h), µm 14.0 15.0 20.0
Diameter(d1), µm 5.5 9.0 15.0
No. of cells/counting unit 1 1 1
Calculated volume, µm3 332 954 3 533
Calculated Carbon pg/counting unit 32 75 217

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

  • 2014-03-27 12:00:57 Susanne Busch - Updated media metadata for Detonula confervacea_5.jpg
  • 2014-03-27 11:59:53 Susanne Busch - Updated media metadata for Detonula confervacea_4.jpg
  • 2014-03-27 11:58:26 Susanne Busch - Updated media metadata for Detonula confervacea_5.jpg
  • 2014-03-27 08:45:31 Susanne Busch - Updated media metadata for Detonula confervacea_5.jpg
  • 2014-03-27 08:44:45 Susanne Busch - Added media: Detonula confervacea_5.jpg
  • 2014-03-27 08:44:22 Susanne Busch - Updated media metadata for Detonula confervacea_4.jpg
  • 2014-03-27 08:43:22 Susanne Busch - Added media: Detonula confervacea_4.jpg
  • 2012-02-21 15:55:28 Ann-Turi Skjevik - Updated media metadata for Detonula confervacea_3.jpg
  • 2012-02-21 15:55:15 Ann-Turi Skjevik - Added media: Detonula confervacea_3.jpg
  • 2012-02-21 15:54:30 Ann-Turi Skjevik - Updated media metadata for Detonula confervacea_2.jpg
  • 2012-02-21 15:53:23 Ann-Turi Skjevik - Added media: Detonula confervacea_2.jpg