Calliacantha natans (Grøntved) Leadbeater, 1978

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Calliacantha natans

Distribution: coastal to offshore, Arctic, North Atlantic, Pacific Lorica length: 17 - 26 µm Characteristic features: Three curved spines protruding anteriorly also constitute the first coastal ring. ( Marine Phytoplankton: CarmeloR. Thomas, 1993) 

Photographer/artist Regina Hansen

Additional image information

Title
Calliacantha natans
Photographer/artist
Regina Hansen
Institute
Leibniz-Institut für Ostseeforschung Warnemünde
Contributing organisation
HELCOM-PEG
Contributor
Regina Hansen
Caption
Distribution: coastal to offshore, Arctic, North Atlantic, Pacific Lorica length: 17 - 26 µm Characteristic features: Three curved spines protruding anteriorly also constitute the first coastal ring. ( Marine Phytoplankton: CarmeloR. Thomas, 1993) 
Geographic area
Baltic Sea - Mecklenburger Bight
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
Formaldehyde
Contrast enhancement
Phase contrast
Stain
No stain
Image galleries
HELCOM-PEG

Description

IDs in other systems
Tropic type
H
Morphology
Lorica with two transverse costae, three spines protruding anteriorly
Other remarks

Distribution: Widely
Life form
Solitary
Size
Lorica length 17-26 µm
Literature
Gröntved, J.1956. Planktological contributions II. Taxonomical studies in some danish coastal localities. Medd. Danm. Fisk. Havunders., N. S. I (12): 1-13
Leadbeater, B. S. C.1978. Renaming of Salpingoeca sensu Grøntved. J. Mar. Biol. Ass. U.K. 58: 511-515.
Thomsen, H. A. 1992b. Loricabærende Chonanoflagellater (Kraveflagellater). In: Thomsen, H. A. (ed.) Plankton i de indre danske farvande. Havforskning fra Miljøstyrelsen, Copenhagen, p. 157-194.
Throndsen, J. 1993. The planktonic marine flagellates. In: (Tomas eds.) Marine Phytoplankton: a guide to naked flagellates and coccolithophorids. Academic Press, San Diego, pp. 7-145.

Biovolumes

Species Calliacantha natans
Author (Gröntved 1956) Leadbeater 1978
Division ZOOMASTIGOPHORA
Class Choanoflagellidea
Order CHOANOFLAGELLIDA
Trophy HT
Geometric shape rotational ellipsoid
Formula p/6*d^2*l
Size class 1 2
Unit cell cell
Size range 4-8x3-5 8-12x3-5
Length(l1), µm 6.0 10.0
Diameter(d1), µm 4.0 4.0
No. of cells/counting unit 1 1
Calculated volume, µm3 50 84
Comment 10 10
Calculated Carbon pg/counting unit 8.5 13.8

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

  • 2018-05-30 09:44:12 Regina Hansen - Updated media metadata for Calliacantha natans_4.png
  • 2018-05-02 11:55:53 Regina Hansen - Updated media metadata for Calliacantha natans_4.png
  • 2018-05-02 11:45:18 Regina Hansen - Added media: Calliacantha natans_4.png
  • 2012-09-20 13:08:57 Ann-Turi Skjevik - Updated media metadata for Calliacantha natans_3.jpg
  • 2012-09-20 13:08:47 Ann-Turi Skjevik - Added media: Calliacantha natans_3.jpg
  • 2012-09-20 13:07:40 Ann-Turi Skjevik - Deleted media: Calliacantha natans_3.jpg
  • 2012-09-20 13:07:25 Ann-Turi Skjevik - Updated media metadata for Calliacantha natans_3.jpg
  • 2012-09-20 13:07:12 Ann-Turi Skjevik - Added media: Calliacantha natans_3.jpg
  • 2012-09-20 13:06:09 Ann-Turi Skjevik - Deleted media: Calliacantha natans_3.jpg
  • 2012-09-20 13:05:24 Ann-Turi Skjevik - Updated media metadata for Calliacantha natans_3.jpg
  • 2012-09-20 13:05:08 Ann-Turi Skjevik - Added media: Calliacantha natans_3.jpg
  • 2012-09-20 13:04:13 Ann-Turi Skjevik - Updated media metadata for Calliacantha natans_1203514513.jpg
  • 2012-09-20 13:03:34 Ann-Turi Skjevik - Updated media metadata for Calliacantha natans_1203514513.jpg
  • 2012-09-20 12:59:57 Ann-Turi Skjevik - Deleted media: Calliacantha natans_5.jpg
  • 2012-09-20 12:59:36 Ann-Turi Skjevik - Deleted media: Calliacantha natans_4.jpg
  • 2012-09-20 12:59:09 Ann-Turi Skjevik - Deleted media: Calliacantha natans_3.jpg
  • 2011-10-13 11:34:33 Malin Mohlin - Updated media metadata for Calliacantha natans_4.jpg
  • 2011-10-13 11:33:40 Malin Mohlin - Updated media metadata for Calliacantha natans_3.jpg
  • 2011-10-13 11:33:12 Malin Mohlin - Updated media metadata for Calliacantha natans_5.jpg
  • 2011-10-13 11:32:48 Malin Mohlin - Added media: Calliacantha natans_5.jpg
  • 2011-10-13 11:32:23 Malin Mohlin - Updated media metadata for Calliacantha natans_4.jpg
  • 2011-10-13 11:32:09 Malin Mohlin - Added media: Calliacantha natans_4.jpg
  • 2011-10-13 11:31:17 Malin Mohlin - Updated media metadata for Calliacantha natans_3.jpg
  • 2011-10-13 11:30:51 Malin Mohlin - Added media: Calliacantha natans_3.jpg
  • 2011-09-26 19:51:44 Bengt Karlson - Updated media metadata for Calliacantha natans_2.gif
  • 2011-09-26 19:50:37 Bengt Karlson - Added media: Calliacantha natans_2.gif