House Dust Mite

Scientific Name: Dermatophagoides pteronyssinus

Order & Family: Order: Sarcoptiformes, Family: Pyroglyphidae

Size: 0.2 to 0.3 millimeters in length

House Dust Mite

Natural Habitat

Indoor environments, specifically within fibrous materials like mattresses, pillows, carpets, and blue fabric upholstery as shown.

Diet & Feeding

Primary diet consists of dead human skin cells (dander) and organic debris.

Behavior Patterns

Prefer humid conditions (above 70% relative humidity) and dark environments. They do not burrow but live within the weave of fabrics.

Risks & Benefits

Potential risk of triggering allergic reactions or asthma in sensitive individuals due to proteins in their waste products. They offer no notable benefits to humans.

Identified on: 1/10/2026