Mold Mite

Scientific Name: Tyrophagus putrescentiae

Order & Family: Order: Sarcoptiformes, Family: Acaridae

Size: 0.3 to 0.45 mm

Mold Mite

Natural Habitat

High-humidity environments with fungi or mold, such as damp pantries, kitchens, bathrooms, and stored food products.

Diet & Feeding

Primary diet consists of fungi, mold, yeast, and organic matter rich in protein and fat, including grains, cheese, and seeds.

Behavior Patterns

Rapid reproduction in humid conditions (above 60% relative humidity). They exhibit a phoretic behavior, hitching rides on insects to reach new food sources.

Risks & Benefits

Potential to cause skin irritation (grocer's itch) and respiratory allergies in humans. They are pests that contaminate food but do not bite or sting.

Identified on: 1/8/2026