Ticks
Climate changes are expanding the areas where ticks can survive and thrive across Canada. The number of Canadians contracting tick-borne diseases, such as Lyme Disease and Anaplasmosis, is also increasing.

Key Messages
Tick species are undergoing range expansions across Canada due to global warming, animal migration, and land fragmentation. It is estimated that their…
This monthly Research Scan highlights recent environmental health publications by topic and provides easy access to article abstracts and report summaries to support public health professionals,…
Overview of the Climate Atlas of Canada
Climate determines almost everything about how we live. With our climate changing, many systems that we rely on (ecological, economic, social) will be…
As the days are getting longer and warmer, and as many provinces and territories across Canada are starting to ease COVID-19 lockdown restrictions, many Canadians are expected to go enjoy our…
Lyme disease and the rapid geographical range expansion of tick species in Canada are important issues for public health. A new citizen science project called eTick.ca invites the public to…
Ticks, mosquitoes and the diseases they may transmit are inherently climate-sensitive due to the sensitivity of their lifecycles to climate. Consequently, in the context of climate change, vector-…
Ontario continues to see an expansion of the blacklegged tick across the province. As its establishment increases, surveillance of the species and tick-borne pathogens is imperative to inform public…
The public health threat posed by tick populations in Canada is clearly increasing. Tick populations are expanding in terms of species types and their geographic range of spread. Researchers have…
As persistent changes in weather patterns affect the spread of exotic arthropod vectors worldwide, Ontario has also seen the introduction of exotic mosquitoes and ticks. Based on Ontario’s mosquito…
Key Messages
Ticks can be found in any environment. They are most commonly found in wooded areas with leaf litter, tall grassy areas, and shrub layers as well as…