4 to 6mm
Grey thorax with three indistinct stripes running lengthways up the body. Its abdomen has extensive areas of yellow at the base.
In buildings, circling near the centre of rooms. They take short breaks at night and rest on lamps/horizontal surfaces. Leave excrement marks on resting surfaces.
Feed on excrement.
Female lays up to 2000 eggs – total life span 2-3 weeks.
Fly screens on windows and doors, Stringent hygiene internally and externally. Ultra violet fly units will have limited results with this species of fly. Space treatments with insecticidal fog and/or treatment of alighting surfaces with residual insecticide.