December, 2018: Deer ticks are mostly down in the leaf litter for the winter now. However, adults can be active any time the temperature gets above 40-45 F so it is possible to pick up a tick during the winter months.
October, 2018: Adult deer ticks are starting to be active again.
August, 2018: Nymphal deer ticks are less abundant but still active in Wisconsin right now. About 20-25% of nymphs are infected with the Lyme spirochete. Overall, 2018 has been normal in terms of tick numbers.
June, 2018: Check out the great advice for individuals and communities at the University of Rhode Island's TickEncounter website. Be TickSmart!
Page over to check out the Tick App, our new tool for studying tick exposure and providing mobile information about ticks and tick-borne disease. More than 600 Wisconsinites have participated in 2018. The TickApp will launch with new features in 2019.
Service ended: The tick identification service.