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Tick Surveillance for Water Year 2021-2022

Person in tan uniform walking away from the camera down a wooded trail. The person is holding out a stick that has a square white cloth about 3ft tall by 3ft wide on it.  The cloth is being dragged over the vegetation along the edge of the trail.
Staff drag a white cloth along the edge of the trail to collect adult Western black-legged ticks.

Laboratory staff sampled Western black-legged ticks (Ixodes pacificus) from throughout San Mateo County in water year 2021-2022.


Tick Collections from parks and neighborhoods 2021-2022 Nymph Collections YTD

ParkNearest City/TownNumber of Ixodes pacificus nymphs
Eaton ParkSan Carlos16
Waterdog Lake ParkBelmont73
Hidden Canyon ParkBelmont111
Pescadero MarshPescadero2
Pulgas Ridge Open Space PreserveRedwood City68
Windy Hill Open Space PreserveWoodside94
Big Canyon Park San Carlos71


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