For S. natans control higher MLSS (lower F/M ratio) and more DO are advised. Often times chlorination or coagulant/polymer addition may be needed if the SVI is already high in order to increase the MLSS without washout. A phase contrast microscope is needed for filament ID.
Published by Ryan Hennessy, Microbiology and Operations Specialist
For S. natans control higher MLSS (lower F/M ratio) and more DO are advised. Often times chlorination or coagulant/polymer addition may be needed if the SVI is already high in order to increase the MLSS without washout. A phase contrast microscope is needed for filament ID.