Bug Identifier
Mold Mite
Community identification

Mold Mite

Tyrophagus putrescentiae

Order & Family
Order: Sarcoptiformes, Family: Acaridae
Size
0.3 to 0.45 mm
See this bug in the Encyclopedia

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.