Bug Identifier
Dust mite
Community identification

Dust mite

Dermatophagoides pteronyssinus

Order & Family
Order: Sarcoptiformes, Family: Pyroglyphidae
Size
0.2 to 0.4 mm
See this bug in the Encyclopedia

Natural Habitat

Indoor environments, specifically in mattresses, pillows, carpets, and upholstered furniture where humidity and warmth are present.

Diet & Feeding

Shed human and animal skin flakes (dander), fungi, and organic debris.

Behavior Patterns

They thrive in warm, humid environments (above 50% humidity), are microscopic and largely inactive visually, and reproduce rapidly under favorable indoor conditions.

Risks & Benefits

Risks include triggering severe allergic reactions, asthma attacks, and skin irritation in sensitive individuals due to their waste products and decomposing bodies. They do not bite or transmit infectious diseases.