Dust Mite

Scientific Name: Dermatophagoides pteronyssinus / farinae

Order & Family: Order: Sarcoptiformes; Family: Pyroglyphidae

Size: 0.2–0.3 mm in length (microscopic)

Dust Mite

Natural Habitat

Indoor environments, specifically textiles like mattresses, carpets, upholstered furniture, and bedding.

Diet & Feeding

Detritivores that feed mainly on dander (dead skin scales) shed by humans and pets.

Behavior Patterns

They thrive in warm (20-25°C), humid environments (70-80% relative humidity). They do not drink water but absorb moisture from the air.

Risks & Benefits

Risks: Major source of indoor allergens; their waste products and carapaces can trigger asthma, eczema, and allergic rhinitis in sensitive individuals. Benefits: None to humans; they act as decomposers of organic matter in the environment.

Identified on: 12/28/2025