Table 2. Hunter-harvested wild bird surveillance rRT-PCR and highly pathogenic avian influenza virus (HPAIV) results for avian influenza matrix gene and hemagglutinin subtypes H5 and H7, Pacific Flyway, December 2014 through February 1st, 2015.
Species | n | rRT-PCR result | HPAIV icA Positive | ||
---|---|---|---|---|---|
Matrix Pos | H5 Pos | H7 Pos | |||
Mallard, Anas platyrhynchos | 1410 | 163 (11.5%) | 37 (2.6%) | 9 (0.6%) | 15 |
Northern shoveler, Anas clypeata | 555 | 82 (14.7%) | 11 (1.9%) | 18 (3.2%) | 3 |
Green-winged teal, Anas crecca | 724 | 75 (10.3%) | 6 (0.8%) | 22 (3.0%) | 4 |
American wigeon, Anas americana | 777 | 66 (8.4%) | 39 (5.0%) | 1 (0.1%) | 31 |
Northern pintail, Anas acuta | 460 | 43 (9.3%) | 7 (1.5%) | 2 (0.4%) | 5 |
Cinnamon teal, Anas cyanoptera | 67 | 12 (17.9%) | 0 | 1 (1.4%) | 0 |
Wood duck, Aix sponsa | 27 | 8 (29.6%) | 6 (22.2%) | 0 | 3 |
Gadwall, Anas strepera | 185 | 5 (2.7%) | 3 (1.6%) | 1 (0.5%) | 1 |
Canvasback, Aythya valisineria | 68 | 4 (5.8%) | 0 | 0 | 0 |
Ruddy duck, Oxyura jamaicensis | 46 | 4 (8.6%) | 2 (4.3%) | 0 | 0 |
Bufflehead, Bucephala albeola | 35 | 2 (5.7%) | 0 | 0 | 0 |
Canada goose, Branta canadensis | 148 | 2 (1.3%) | 2 (1.3%) | 0 | 1 |
Cackling goose, Branta hutchinsii | 33 | 1 (3.03%) | 0 | 0 | 0 |
Lesser scaup, Aythya affinis | 14 | 1 (7.1%) | 0 | 0 | 0 |
Ring-necked duck, Aythya collaris | 65 | 1 (1.5%) | 0 | 0 | 0 |
Common goldeneye, Bucephala clangula | 39 | 0 | 0 | 1 (2.5%) | 0 |
All other species sampled | 76 | 0 | 0 | 0 | 0 |
Total | 4729 | 469 | 113 | 55 | 63 |
Results shown as total positive and percent positive.