Ditylum brightwellii (T. West) Grunow in Van Heurck, 1883

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Ditylum brightwellii

Photographer/artist Lisa Karlson

Additional image information

Title
Ditylum brightwellii
Photographer/artist
Lisa Karlson
Copyright holder
Lisa Karlson
Contributor
Lisa Karlson
Geographic area
Kattegat - Swedish coast
Location
Örsviken
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
No preservation
Contrast enhancement
No contrast enhancement
Stain
No stain
Image galleries
Skagerrak-Kattegat

Description

IDs in other systems
Tropic type
A
Other remarks
Several similar species see Hasle & Syvertsen (1996)
Distribution: Worldwide
Life form
Solitary or in short chains
Size
Diameter = 25-100 µm, pervalvar axis = 80-130 µm
Resting spore
+
Literature
Delgado, M. & Fortuno, J.-M. 1991. Atlas de fitoplancton del Mar Mediterráneo. Scienta Marina. 55 (Suppl. 1): 1-133.
Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme Verlag, Stuttgart. 186 pp.
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.
Hendey, N. I. 1964. An introductory account of the smaller algae of British coastal waters. Part 5: Bacillariophyceae (Diatoms). HSMO, London. 317 pp.

Biovolumes

Species Ditylum brightwellii
Author (T. West) Grunow in Van Heurck 1883
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order EUPODISCALES (BIDDULPHIALES, CENTRALES)
Trophy AU
Geometric shape prism on triangle base
Formula l*w*h/2
Size class 1 2 3 4 5 6 7 8
Unit cell cell cell cell cell cell cell cell
Size range 15x100 20-22x120-130 23-25x200 30x200 20x80 25x120 45-55x61-75 45-55x101-125
Length(l1), µm 15.0 21.0 24.0 30.0 20.0 25.0 50.0 50.0
Width(w), µm 15 21 24 30 20 25 50 50
Height(h), µm 100.0 125.0 200.0 200.0 80.0 120.0 68.0 113.0
No. of cells/counting unit 1 1 1 1 1 1 1 1
Calculated volume, µm3 11 250 27 563 57 600 90 000 16 000 37 500 85 000 141 250
Calculated Carbon pg/counting unit 556 1 149 2 090 3 001 739 1 475 2 865 4 325

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

  • 2017-09-14 18:28:02 Lisa Karlson - Updated media metadata for Ditylum brightwellii_7.jpg
  • 2017-09-14 18:27:20 Lisa Karlson - Added media: Ditylum brightwellii_7.jpg
  • 2017-09-14 18:27:12 Lisa Karlson - Deleted media: Ditylum brightwellii_7.jpg
  • 2017-09-14 18:25:21 Lisa Karlson - Updated media metadata for Ditylum brightwellii_7.jpg
  • 2017-09-14 18:24:45 Lisa Karlson - Added media: Ditylum brightwellii_7.jpg
  • 2013-05-14 07:30:45 Regina Hansen - Updated media metadata for Ditylum brightwellii_6.jpg
  • 2013-05-14 07:30:13 Regina Hansen - Added media: Ditylum brightwellii_6.jpg
  • 2012-10-04 12:43:06 Ann-Turi Skjevik - Updated media metadata for Ditylum brightwellii_5.jpg
  • 2012-10-04 12:35:14 Ann-Turi Skjevik - Added media: Ditylum brightwellii_5.jpg
  • 2011-10-28 11:17:08 Wenche Eikrem - Updated media metadata for Ditylum brightwellii_4.jpg
  • 2011-10-28 11:15:55 Wenche Eikrem - Added media: Ditylum brightwellii_4.jpg
  • 2011-09-26 14:10:43 Bengt Karlson - Updated media metadata for Ditylum brightwellii_3.gif
  • 2011-09-26 12:48:26 Bengt Karlson - Updated media metadata for Ditylum brightwellii_3.gif
  • 2011-09-23 20:49:20 Bengt Karlson - Updated media metadata for Ditylum brightwellii_3.gif
  • 2011-09-23 20:48:08 Bengt Karlson - Added media: Ditylum brightwellii_3.gif
  • 2011-09-23 20:47:18 Bengt Karlson - Updated media metadata for Ditylum brightwellii_2.gif
  • 2011-09-23 20:45:42 Bengt Karlson - Added media: Ditylum brightwellii_2.gif