Diatoms - Tabellaria

Tabellaria flocculosa makes a zig-zag chain of cells common in fresh water. The cells of the image are seen from the sides. Seen from the top the cell would be round.
The size is about 12-50 my.

Tabellaria flocculosa makes a zig-zag chain of cells common in fresh water. The cells of the image are seen from the sides. Seen from the top the cell would be round.
The size is about 12-50 my.