Skip to main content
. 2022 May;28(5):1006–1011. doi: 10.3201/eid2805.220318

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.