Table 1.
Detection of tick-borne pathogens in Ixodes scapularis ticks collected from vertebrates and by flagging, Ontario and Quebec, 2020.
| Source | No. of Hosts | No. Ticks Collected | Ixodes scapularis | Ticks Tested | Pathogens | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| L | N | M | F | Bbsl | Bab | Aph | Hcn | ||||
| Songbirds | |||||||||||
| Lincoln’s Sparrow, Melospiza lincolnii |
1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Indigo Bunting, Passerina cyanea |
1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| House Wren, Troglodytes aedon |
4 | 5 | 0 | 5 | 0 | 0 | 5 | 1 | 0 | 0 | 1 |
| Common Yellowthroat, Geothlypis trichas |
5 | 5 | 3 | 2 | 0 | 0 | 5 | 0 | 3 | 0 | 0 |
| Veery, Catharus fuscescens |
3 | 3 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
| Baltimore Oriole, Icterus galbula |
2 | 2 | 0 | 2 | 0 | 0 | 2 | 0 | 1 | 0 | 0 |
| American Robin, Turdus migratorius |
1 | 3 | 1 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 0 |
| Song Sparrow, Melospiza melodia |
2 | 4 | 0 | 3 | 0 | 0 | 3 | 1 | 1 | 0 | 0 |
| Black-capped Chickadee Poecile atricapillus |
1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Eastern Towhee, Pipilo erythrophthalmus |
1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Ovenbird, Seiurus aurocapilla |
1 | 2 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| Northern Waterthrush, Parkesia noveboracensis |
1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 |
| Mammals | |||||||||||
| Dog, Canis familiaris |
32 | 39 | 0 | 0 | 4 | 35 | 39 | 5 | 3 | 0 | 0 |
| Cat, Felis catus |
9 | 11 | 0 | 0 | 2 | 9 | 11 | 1 | 3 | 1 | 0 |
| North American porcupine, Erethizon dorsatum |
1 | 5 | 0 | 0 | 0 | 5 | 5 | 3 | 1 | 0 | 0 |
| Human, Homo sapiens |
4 | 4 | 0 | 0 | 0 | 4 | 4 | 2 | 0 | 0 | 0 |
| Flagging | |||||||||||
| Vegetation | 0 | 25 | 0 | 0 | 8 | 17 | 25 | 14 | 5 | 0 | 0 |
| Total | 69 | 113 | 7 | 20 | 14 | 70 | 111 | 29 | 18 | 1 | 1 |
L, larva(e); N, nymph(s); M, male(s); F, female(s). Bbsl, Borrelia burgdorferi sensu lato; Bab, Babesia spp.; Aph, Anaplasma phagocytophilum; Hcn, Hepatozoon canis.