Dust Mite

Scientific Name: Dermatophagoides pteronyssinus (European House Dust Mite) or Dermatophagoides farinae (American House Dust Mite)

Order & Family: Astigmata, Pyroglyphidae

Size: 0.2-0.3 mm

Dust Mite

Natural Habitat

Warm, humid environments, especially within homes, including bedding, carpets, upholstered furniture, and curtains.

Diet & Feeding

Dead human and animal skin cells, fungi, pollen, and other organic detritus.

Behavior Patterns

Dust mites thrive in warm, humid environments. They are nocturnal and are not seen by the naked eye. They primarily feed on dead skin cells and fungi that grow on them. They reproduce quickly, with a life cycle of 2-3 months.

Risks & Benefits

Dust mites do not bite or transmit diseases. However, their feces and body fragments are common allergens, triggering asthma attacks, allergic rhinitis, and eczema in sensitive individuals. They have no known benefits to humans or the ecosystem.

Identified on: 8/11/2025