Human Itch Mite

Scientific Name: Sarcoptes scabiei

Order & Family: Order: Sarcoptiformes, Family: Sarcoptidae

Size: 0.3 to 0.45 millimeters (microscopic)

Human Itch Mite

Natural Habitat

Burrows under the surface of human skin, most commonly in folds and crevices between fingers and joints.

Diet & Feeding

Feed on human skin cells and extracellular fluid.

Behavior Patterns

Microscopic mites that burrow into the upper layer of the skin to live and deposit eggs, causing an allergic reaction known as scabies. They are highly contagious and spread through direct skin-to-skin contact.

Risks & Benefits

Cause intense itching and skin rashes (scabies). If left untreated, the itching can lead to secondary skin infections from scratching. They have no ecological benefits and are considered a human parasite.

Identified on: 1/14/2026