Multistate Infestation with the Exotic Disease--Vector Tick Haemaphysalis longicornis --- United States, August 2017--September 2018 CE Button Index Page

Haemaphysalis longicornis is a tick indigenous to eastern Asia and an important vector of human and animal disease agents, resulting in such outcomes as human hemorrhagic fever and reduction of production in dairy cattle by 25%. H. longicornis was discovered on a sheep in New Jersey in August 2017 (1).