Table. Detetections of highly pathogenic avian influenza A(H5N1) clade 2.3.4.4 virus in wild birds, United States, December 30, 2021‒March 3, 2022*.
State |
Wild bird species |
No. clade 2.3.4.4 detections |
Alabama |
American wigeon |
1 |
Connecticut | Mallard | 21 |
|
American black duck |
9 |
Delaware | American wigeon | 1 |
Gadwall | 1 | |
Northern shoveler | 5 | |
|
American black duck |
1 |
Florida |
Blue-winged teal |
2 |
Georgia | American wigeon | 1 |
|
Gadwall |
1 |
Kentucky | Gadwall | 4 |
|
Mallard |
4 |
Maine |
American black duck |
6 |
New Hampshire |
Mallard |
49 |
New Jersey |
Mallard |
21 |
North Carolina | American green-winged teal | 34 |
American wigeon | 53 | |
Gadwall | 19 | |
Mallard | 14 | |
Northern pintail | 4 | |
Northern shoveler | 8 | |
|
Wood duck |
3 |
South Carolina | American wigeon | 7 |
Blue-winged teal | 9 | |
Gadwall | 7 | |
|
Northern shoveler |
1 |
Tennessee |
Wood duck |
2 |
Virginia | American green-winged teal | 2 |
Gadwall | 1 | |
|
Mallard |
1 |
Total detections | 292 |
*All samples collected were in conjunction with the US Department of Agriculture Wildlife Services National Wildlife Disease Program.