Dust mite
Scientific Name: Dermatophagoides pteronyssinus
Order & Family: Order: Sarcoptiformes, Family: Pyroglyphidae
Size: 0.2–0.3 mm (too small to be seen clearly without magnification)
Natural Habitat
Found indoors globally, primarily in textiles like carpets, mattresses, and upholstered furniture.
Diet & Feeding
Feeds on organic detritus, specifically dead skin cells shed by humans and animals.
Behavior Patterns
Thrives in humid environments (above 70% relative humidity); they produce enzymes in their feces that break down food sources.
Risks & Benefits
Major source of allergens for humans, causing asthma, eczema, and allergic rhinitis; they provide no significant ecological benefit to humans.
Identified on: 12/30/2025