Volume 14, Number 1—January 2008
THEME ISSUE
International Polar Year
Dispatch
Wild Bird Influenza Survey, Canada, 2005
Table 1
Common name | Taxonomic name | No. sampled | No. M1-positive (%) | No. H5-positive (%) |
---|---|---|---|---|
Mallard† | Anas platyrhynchos | 2,600 | 1148 (44) | 187 (7) |
American black duck† | A. rubripes | 293 | 99 (34) | 2 (1%) |
American wigeon† | A. americana | 101 | 33 (33) | 0 |
Blue-winged teal† | A. discors | 431 | 105 (24) | 2 |
Cinnamon teal† | A. cyanoptera | 4 | 1 (25) | 0 |
Gadwall† | A. strepera | 36 | 1 (3) | 0 |
Green-winged teal† | A. crecca | 224 | 52 (23) | 5 (2) |
Northern pintail† | A. acuta | 131 | 26 (20) | 4 (3) |
Northern shoveler† | A. clypeata | 4 | 0 | 0 |
Wood duck‡ | Aix sponsa | 104 | 71 (68) | 2 (2) |
Common goldeneye§ | Bucephala clangula | 18 | 2 (11) | 0 |
Canvasback§ | Aythya valisineria | 19 | 0 | 0 |
Hooded merganser§ | Lophodytes cucullatus | 26 | 8 (31) | 0 |
Lesser scaup§ | Aythya affinis | 1 | 0 | 0 |
Redhead§ | Aythya americana | 223 | 18 (8) | 6 (3) |
Ring-necked duck§ | Aythya collaris | 51 | 8 (16) | 0 |
Ruddy duck¶ | Oxyura jamaicensis | 2 | 0 | 0 |
*RRT-PCR, real-time reverse transcriptase–PCR.
†Dabbling duck (Tribe Anatini).
‡Perching duck (Tribe Cairinini).
§Diving duck (Tribe Aythini and Tribe Mergini).
¶Ruddy duck (Tribe Oxyurini).
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