
Community identification
Mold Mite
Tyrophagus putrescentiae
- Order & Family
- Order: Sarcoptiformes, Family: Acaridae
- Size
- 0.3 to 0.45 mm
Natural Habitat
Damp environments with high humidity where mold or fungi grow, including kitchens, bathrooms, and stored food products.
Diet & Feeding
Primarily feeds on mold, fungi, and high-protein/fatty dried foods like cheese, seeds, and grain-based products.
Behavior Patterns
They exhibit a rapid life cycle under warm, humid conditions. Notable for their ability to reproduce quickly and move in large numbers, often appearing as a fine white or grayish dust on surfaces.
Risks & Benefits
They do not bite or sting but can cause skin irritation (grocer's itch) or respiratory allergies in some individuals. They are primarily nuisance pests that indicate a moisture or mold problem.