DipteraFlies Pollinators and Flies Australian Sheep Blowfly (Lucilia cuprina) Australian Drain Fly Balaana Beefly Bat Flies Bee Flies Bee Fly (Anthrax) Ligyra Australiphthiria Chrysomya saffranea Eristalinus punctulatus Musca Odontomyia (Soldier Flies) Sarcophaga aurifrons Soldier Fly Syrphids

This Australian Drain Fly (Clogmia albipunctata) is a member of the family Psychodidae. A small insect, they are commonly seen in and around bathrooms, including toilets, laundry facilities and showers, that provide appropriate larval habitats. The larvae of the Drain Fly can be found feeding on the wet organic material that accumulate in the drainage system.

Drain Fly (Clogmia albipunctata)
Drain Fly (Clogmia albipunctata)

The Drain Fly pictured here are from Alice Springs, Northern Territory.

Common name
Drain Fly, Drainage Flies, Bathroom Moth Midge, Bathroom Moth Fly, Moth Fly, Onion Fly, Dunny Bug.


  • Scientific classification
  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Insecta
  • Order: Diptera
  • Suborder: Nematocera
  • Family: Psychodidae
  • Genus: Clogmia
  • Species: Clogmia albipunctata

Footnote & References

  1. Psychodidae, https://en.wikipedia.org/wiki/Psychodidae (last visited Nov. 24, 2021).
  2. Drain fly – Psychoda spp. – Featured Creatures, Entomology and Nematology, University of Florida, https://entnemdept.ufl.edu/creatures/URBAN/FLIES/drain_fly.html

DipteraFlies Pollinators and Flies Australian Sheep Blowfly (Lucilia cuprina) Australian Drain Fly Balaana Beefly Bat Flies Bee Flies Bee Fly (Anthrax) Ligyra Australiphthiria Chrysomya saffranea Eristalinus punctulatus Musca Odontomyia (Soldier Flies) Sarcophaga aurifrons Soldier Fly Syrphids

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