Bug Identifier
House Dust Mite
Community identification

House Dust Mite

Dermatophagoides pteronyssinus / Dermatophagoides farinae

Order & Family
Order: Sarcoptiformes; Family: Pyroglyphidae
Size
0.2–0.3 mm in length (microscopic)
See this bug in the Encyclopedia

Natural Habitat

Indoor environments, primarily found in mattresses, pillows, carpets, and upholstered furniture.

Diet & Feeding

Mainly feeds on dander (flakes of dead skin) shed by humans and pets.

Behavior Patterns

Prefer warm, humid conditions; they do not drink water but absorb moisture from the air. They undergo five life stages from egg to adult.

Risks & Benefits

Major source of indoor allergens; their waste products and carcasses can trigger asthma, eczema, and allergic rhinitis in sensitive individuals.