Figure 1.
Seasonality of adult ticks submitted in Ontario, Canada (2008–2012).
Table 1.
Ticks specimens submitted for identification in Ontario, Canada (2008–2012).
Table 2.
Summary of age and sex of persons submitting selected tick species in Ontario, Canada (2008–2012).
Figure 2.
Age distribution of Ixodes scapularis submitters, counts and rates per age group, Ontario, Canada (2008–2012).
* *For blacklegged ticks submitted in which age was reported by submitter (n = 4,793).
Table 3.
Percentage Borrelia burgdorferi-positive Ixodes scapularis submitted, based on engorgement and attachment status, in Ontario, Canada (2008–2012).
Table 4.
Ixodes scapularis submission rate per 100,000 population, based on attachment status, level of engorgement and infection rate with Borrelia burgdorferi in ticks collected by passive surveillance in Ontario, Canada (2008–2012).
Figure 3.
Distribution of ticks submitted for identification in Ontario, Canada (2008–2012) as rates of submission per 100,000 population (based on submitter CSD of residence).
A) Ixodes scapularis, B) Dermacentor variabilis, C) Ixodes cookei and D) Amblyomma americanum.† †CSD, census subdivision. All CSDs not visible because of their small size.
Figure 4.
Percentage Borrelia burgdorferi-positivity and total Ixodes scapularis by submitter town of exposure in Ontario, Canada (2008–2012).
Figure 5.
Trends in Ixodes scapularis counts in Ontario, Canada, by region (2008–2012).
Figure 6.
Rate of spread of Ixodes scapularis, measured in cumulative number towns with blacklegged ticks submissions along the northern shores of Lake Ontario/St. Lawrence River and Lake Erie, Ontario, Canada (2008–2012).
* *Includes I. scapularis submitted from: human (n = 6,147), dog (1,961), cat (206), environment (24), white-tailed deer (6), horse (3) and other animals not specified or unknown (51).