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, while males are about half that size.
Natural Habitat
Skin of humans and other mammals; they live in the epidermal layer.
Diet & Feeding
Skin cells and tissue fluids of their host.
Behavior Patterns
The female mite burrows into the upper layer of the skin to deposit eggs, leading to characteristic track-like burrows. They are highly contagious and spread through prolonged skin-to-skin contact.
Risks & Benefits
Causes Scabies, a skin infestation characterized by intense itching and a pimple-like rash. Risks include secondary bacterial skin infections (like impetigo) due to scratching; there are no known ecological benefits to human health.
Identified on: 1/30/2026