Dipteran Larva (poss. Fungus Gnat or Drain Fly Larva)
Scientific Name: Infraorder Bibionomorpha (various genera)
Order & Family: Order Diptera, Family Sciaridae or Psychodidae
Size: 2mm to 10mm in length
Natural Habitat
Damp environments high in organic matter, such as drains, moist soil, or decaying vegetation.
Diet & Feeding
Feeds on fungi, algae, bacteria, and decaying organic material (sludge).
Behavior Patterns
Generally slow-moving or legless; seeks moisture to avoid desiccation. Undergoes complete metamorphosis from larva to pupa to winged adult fly.
Risks & Benefits
Harmless to humans but can be a nuisance pest indoors. Larvae help break down organic waste in drains, but large populations may indicate a drainage or moisture issue.
Identified on: 3/13/2026