Vorticella campanula

Sessile ciliates

  • 60 – 90 µm
  • like to live “sociably” in larger gatherings
  • stalk length approx. 300 µm with muscle
  • bell-shaped with very wide mouth area
  • J-shaped macronucleus parallel to longitudinal cell axis

 

In activated sludge:

  • in the low load range
  • with good ventilation