Itch mite / Scabies mite
Scientific Name: Sarcoptes scabiei
Order & Family: Order: Sarcoptiformes, Family: Sarcoptidae
Size: Microscopic; females are approximately 0.30 to 0.45 mm long, males are about half that size.
Natural Habitat
The epidermis of human or animal skin, specifically the stratum corneum layer.
Diet & Feeding
Feeds on skin cells and intercellular fluid by burrowing through the upper layers of the skin.
Behavior Patterns
Adult females burrow into the skin to lay eggs; transmission occurs through prolonged skin-to-skin contact or shared bedding/clothing. They are more active and itchy at night.
Risks & Benefits
Causes Scabies, a highly contagious skin infestation characterized by intense itching and red rashes. Potential for secondary bacterial infections (like impetigo) due to scratching.
Identified on: 3/25/2026