
Community identification
Storage mites (e.g., Grain mite, Flour mite, Mold mite)
Acarus siro and related species
- Order & Family
- Order: Sarcoptiformes; Family: Acaridae
- Size
- 0.3 to 0.6 mm (barely visible to the naked eye; appearing as moving white dust)
Natural Habitat
High-moisture environments containing organic matter, such as grain silos, pantries, kitchens, and pet food containers.
Diet & Feeding
A wide variety of stored food products including grains, flour, dried fruits, cereal, cheese, and yeasts/fungi.
Behavior Patterns
Rapid reproduction in warm, humid conditions; they can enter a resistant 'hypopus' stage to survive unfavorable environments and are often spread via cross-contamination of food products.
Risks & Benefits
Risks include contamination and spoilage of food supplies; they can cause allergic reactions ('baker's itch') or respiratory issues when inhaled. They provide no significant benefits to human ecosystems.