Volume 14, Number 1—January 2008
THEME ISSUE
International Polar Year
Dispatch
Wild Bird Influenza Survey, Canada, 2005
Table 2
Sample sizes and RRT-PCR results for each sampling area included in the 2005 wild duck survey for influenza A viruses, Canada*
| Region/area (no. sites sampled) | No. valid samples | No. M1 RRT-PCR positive (%) | No. H5 RRT-PCR positive (%)† |
|---|---|---|---|
| British Columbia interior (2) | 640 | 351 (55) | 161 (25) |
| Alberta | |||
| Northern (6) | 260 | 30 (12) | 0 |
| Central (1) | 262 | 25 (10) | 0 |
| Southern (2) | 254 | 22 (9) | 0 |
| Manitoba | |||
| Western (1) | 175 | 21 (12) | 0 |
| Central (1) | 174 | 25 (10) | 3 (2) |
| Eastern (1) | 175 | 48 (27) | 1 (1) |
| Ontario | |||
| Southwestern (3) | 269 | 135 (50) | 3 (1) |
| Southcentral (2) | 23 | 11 (49) | 1 (4) |
| Central (1) | 48 | 24 (50) | 0 |
| Eastern (2) | 144 | 103 (72) | 3 (2) |
| Northern (3) | 284 | 66 (23) | 2 (1) |
| Québec | |||
| Southern (5) | 556 | 348 (63) | 28 (5) |
| Eastern (8) | 221 | 32 (14) | 0 |
| Atlantic provinces‡ | |||
| Northern New Brunswick (1) | 15 | 6 (40) | 0 |
| Central New Brunswick (2) | 20 | 9 (20) | 0 |
| New Brunswick–Nova Scotia border (10) | 646 | 290 (45) | 6 (1) |
| Prince Edward Island (4) | 21 | 13 (62) | 0 |
| Newfoundland and Labrador (1) | 73 | 8 (11) | 0 |
| Total | 4,268§ | 1,572 (37) | 208 (5) |
*RRT-PCR, real-time reverse transcriptase–PCR.
†All M1-positive samples were subsequently tested for H5.
‡New Brunswick, Nova Scotia, Prince Edward Island, and Newfoundland and Labrador.
§The sampling area of 8 ducks was not recorded (3 from Alberta, 1 from Ontario, 4 from Québec).


