Navicula pelagica

  • Fig. 2. LM of live chain of N. pelagica from Greenland.

    Objective: x25

Kingdom
Order
Family
Genus
Species
Authority
Cleve
Description

Ribbon shaped chains of cells that are rotated about the chain axis in relation to its neigbouring cells as some cells are seen in broad and some in narrow gidle view. Valves are boat shaped to linear with central and simple raphe. Cells have two comma or pear shaped chloroplasts 

Morphometrics

Apical axis 10-50 µm, transapical axis 6-7 µm, pervalvar axis 5-9 µm. 50-56 stria in 10 µm

References

Throndsen J. Hasle G.R. and Tangen K. 2007. Phytoplankton of Norwegian coastal waters. Almater Forlag AS. 341 pp

Observations
Norway