Mold Mite
Scientific Name: Tyrophagus putrescentiae
Order & Family: Sarcoptiformes, Acaridae
Size: 0.3–0.5 mm

Natural Habitat
Humid environments with high moisture, often found on decaying organic matter, stored food products, and in dwellings with mold growth.
Diet & Feeding
Feeds mainly on fungi and mold (such as Penicillium and Aspergillus), but can also consume grains and various high-protein organic materials.
Behavior Patterns
Rapid reproduction in humid conditions; they travel in large numbers toward moisture and food sources, often appearing as a moving white or yellowish dust.
Risks & Benefits
Can cause allergic reactions or asthma in humans when inhaled; they are nuisances that contaminate food supplies, though they indicate an underlying moisture or mold issue.
Identified on: 1/3/2026