Mold Mite (also known as Grain Mite or Flour Mite)
Scientific Name: Tyrophagus putrescentiae
Order & Family: Sarcoptiformes: Acaridae
Size: 0.3 mm to 0.45 mm (nearly microscopic)
Natural Habitat
Damp, high-humidity indoor environments, kitchens, pantries, and electronic devices where skin cells or mold may accumulate.
Diet & Feeding
Fungi (mold/mildew), organic matter, grains, and high-protein foods like seeds or dried meats.
Behavior Patterns
Rapid reproduction in humid conditions; they are often noticed as moving white specks in large 'dust-like' clusters. They lack wings and move relatively slowly.
Risks & Benefits
Potential risk of skin irritation (acarodermatitis) or respiratory allergies in humans. They do not bite but are considered a nuisance pest that indicates high humidity issues.
Identified on: 5/15/2026