Navicula vulpina Kutz.


Width :15


Collection 1163

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Authority information

Navicula vulpina Kutz., Bacill., p. 92, fig. 43. 1844 (Patrick and Reimer 1966).

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This image was taken using DIC.

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This taxon has a linear-lanceolate valve and it tapers into rounded ends. The axial area of this taxon is narrow and it widens toward the central area. The striae are radiate toward the center and convergent at the ends. They are also coarsely linear and sometimes form irregular longitudinal lines. The main characteristics of this taxon are a large central area and large terminal nodules (Patrick and Reimer 1966).

  • Ecology
    This taxon prefers fresh water and is mesotrophic. It is found in lakes, ponds, springs, streams, lagoons, and thermal springs. The pH it prefers is 4.0 to 6.5 (Patrick and Reimer 1966;Beaver 1981).

    Size ranges and morphology

  • Length is 50 to 140 micrometers (Patrick and Reimer 1966).
  • Width is 10 to 20 micrometers (Patrick and Reimer 1966).
  • Striae are 10 to 12 in 10 micrometers (Patrick and Reimer 1966).