The Problem

Biological filters at sewage works may give rise to millions of filter flies. Water companies, Environmental Health Departments and the general public are aware of the misery which can be caused by a filter fly nuisance but the range of techniques for their control is not well known and has been haphazard.

The Solution

Maureen O’Shea, consultant entomologist, offers a unique range of strategies for the management of filter fly nuisance and her company is able to implement control measures at sewage works.