Vectors

Ticks that carry Lyme disease

Tick species the editorial seed associates with Lyme disease. Each row links to the field-guide entry for that tick.

Ticks that carry it

3 known
TickScientific nameOne-liner
Blacklegged tickIxodes scapularisThe black-legged tick is the primary US vector of Lyme disease, established across the Northeast, Upper Midwest, and Mid-Atlantic.
Castor bean tickIxodes ricinusThe castor bean tick is the principal European vector of Lyme borreliosis and tick-borne encephalitis, ranging from Britain to the Caspian.
Western blacklegged tickIxodes pacificusThe western black-legged tick carries Lyme disease and anaplasmosis along the Pacific Coast from California to British Columbia.