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Photo 2 of 6 (c) Martin Galli, some rights reserved (CC BY-NC)

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Western Black-legged Tick
Ixodes pacificus
- Worldwide
- 3,411 observations
- Group
- Arachnids
About
Ixodes pacificus, the Western black-legged tick, is a species of Ixodes, a parasitic tick found on the western coast of North America. It is the principal vector of Lyme Disease in that region.
Summary from Wikipedia, CC BY-SA 4.0.
Recent sightings near Vancouver
Research-grade observations within 25 km, newest first.
- Sep 22, 2026Central Vancouver, Vancouver, BC, CanadaObserver: Justin ChanView observation from Sep 22, 2026 on iNaturalist
- Apr 5, 2026Bowen Bay Rd, Bowen Island, BC, CAObserver: HazelView observation from Apr 5, 2026 on iNaturalist
- Mar 16, 2026Hazellynn Pl, North Vancouver, BC, CAObserver: DanaView observation from Mar 16, 2026 on iNaturalist
- Feb 17, 2026(NB Mt Gardner Rd In Jones Rd Area) @ Jones Rd (Flag), Bowen Island, BC V0N 1G2, CanadaObserver: Ben KeenView observation from Feb 17, 2026 on iNaturalist
- Jan 19, 2026Bowen Island, BC, CanadaObserver: johninnesView observation from Jan 19, 2026 on iNaturalist
- May 4, 2025Metro Vancouver, BC, CanadaObserver: Steve AnsellView observation from May 4, 2025 on iNaturalist