Bug Identifier
Fungus Gnat
Community identification

Fungus Gnat

Sciaridae (family)

Order & Family
Order: Diptera; Family: Sciaridae
Size
2 to 8 mm in length
See this bug in the Encyclopedia

Natural Habitat

Found in moist environments, damp soil, and around household indoor plants where organic matter is decomposing.

Diet & Feeding

Larvae feed on soil fungi, algae, and organic matter (occasionally plant roots). Adults do not feed or consume minimal liquids.

Behavior Patterns

Attracted to moisture and light. They are weak fliers often seen crawling on soil surfaces or fluttering near light sources. Females lay eggs in moist soil.

Risks & Benefits

Generally harmless to humans. Primarily a nuisance pest, though heavy larval infestations can damage plant root systems. They play a minor role in decomposing organic material in ecosystems.