Australian March Fly vs Common Fungus Gnat
Side-by-side species comparison
| Attribute | Australian March Fly | Common Fungus Gnat |
|---|---|---|
| Scientific Name | Bibio imitator | Bradysia impatiens |
| Order | Diptera | Diptera |
| Family | Bibionidae | Mycetophilidae |
| Size | 6-10 mm | 2-4 mm |
| Habitat | Woodlands | Underground |
| Diet | Herbivores | Fungus Feeders |
| Regions | Australia | Cosmopolitan |
| Conservation | Least Concern | Least Concern |
Australian March Fly
A robust black bibionid fly that appears in large numbers during the Australian autumn. It has a hairy body and is a sluggish flyer, often seen resting on vegetation.
Did You Know?
Despite sharing the common name with horse flies in Australia, march flies in the family Bibionidae are completely harmless.
Common Fungus Gnat
A small, delicate dark fly with long legs and antennae that commonly infests houseplant soil. Adults are weak fliers that hover near potted plants and are attracted to light.
Did You Know?
Fungus gnats are one of the most common houseplant pests worldwide, with larvae damaging roots of seedlings.