Table 1.
Prevalence of F. tularensis antibodies in live-captured Arctic foxes from central Nunavut. Years when fox pups were not captured are blacked out (either due to resource limitations (2011–2013) or a low number of breeding foxes at Karrak Lake (2017)).
| Year | Location | Total Number of Foxes Tested | Total Seroprevalence (%) | CI95 (%) |
Total Number of Adults | Adult Seroprevalence (%) |
CI95 (%) |
Total Number of Pups | Pup Seroprevalence (%) |
CI95 (%) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2011 | Karrak Lake | 10 | 0 | 0–28 | 10 | 0 | 0–28 | |||
| 2012 | Karrak Lake | 18 | 0 | 0–18 | 18 | 0 | 0–18 | |||
| 2013 | Karrak Lake | 16 | 0 | 0–19 | 16 | 0 | 0–19 | |||
| 2014 | Karrak Lake | 32 | 3 (n = 1) | 1–16 | 14 | 7 (n = 1) | 1–32 | 18 | 0 | 0–18 |
| 2015 | Karrak Lake | 24 | 4 (n = 1) | 1–20 | 11 | 9 (n = 1) | 2–38 | 13 | 0 | 0–23 |
| 2016 | Karrak Lake | 15 | 27 (n = 4) | 11–52 | 5 | 80 (n = 4) | 38–96 | 10 | 0 | 0–28 |
| 2017 | Karrak Lake | 4 | 0 | 0 | 4 | 0 | 0–49 | |||
| 2018 | Karrak Lake | 44 | 45 (n = 20) | 32–60 | 21 | 48 (n = 10) | 28–68 | 23 | 44 (n = 10) | 26–63 |
| 2019 | Karrak Lake | 39 | 21 (n = 8) | 11–36 | 14 | 29 (n = 4) | 12–55 | 25 | 16 (n = 4) | 6–35 |
| 2021 | Cambridge Bay | 28 | 14 (n = 4) | 6–32 | 8 | 50 (n = 4) | 22–79 | 20 | 0 | 0–16 |