Cluster Fly

Description

At about 9 mm long, the Cluster fly is slightly larger than the common house fly. The thorax is dark olive grey, with fine golden hairs which can easily be rubbed off. There are no distinct lines or stripes behind the head and the abdomen has irregular light and dark grey areas.

Several other species of fly also hibernate in buildings, such as the Yellow Swarming Fly

Browse control products

Back to Flying Insects