Lone Star Tick Surveillance

At a glance

The lone star tick (Amblyomma americanum) is widely distributed in the eastern, southeastern, and south-central United States. A. americanum is a very aggressive tick that bites humans. The adult female is distinguished by a white dot or “lone star” on her back. The nymph and adult females most frequently bite humans and transmit disease.
Lone star tick on a blade of grass

Data dashboard

The lone star tick surveillance map is currently being updated. An updated version of the map will be posted when available.

Resource‎

Guide to the Surveillance of Metastriate Ticks (Acari: Ixodidae) and their Pathogens in the United States
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Content Source:
National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)