Pheromone traps have been established at sites throughout Wisconsin to monitor late-season migration flights of corn earworm moths. The results are published below and will be updated weekly through mid-September.
Moth Counts August 20-26, 2026
- Weekly total: 1,826
- Cumulative total: 5,845
- Traps reporting: 15
- Positive traps: 14
- Weekly avg moths per positive trap: 130
- Weekly highest count: 332
Columbia
| Keyeser
| -
| 3
| 27
| 21
| 20
| 24
| 185
| 77
| |
| |
Columbia
| Lodi
| 15
| 16
| 37
| 49
| 27
| 53
| 173
| 173
| |
| |
Columbia
| Pardeeville
| 0
| 0
| 20
| 25
| 14
| 3
| 28
| 42
| |
| |
Dane
| Fitchburg
| -
| 32
| 18
| 20
| 15
| 9
| 200
| |
| | |
Dane
| Sun Prairie N
| -
| 16
| 35
| 20
| 11
| 40
| 250
| 260
| |
| |
Dane
| Sun Prairie S
| -
| -
| 15
| 16
| 22
| 37
| 100
| 75
|
| | |
Dodge
| Beaver Dam
| 8
| 4
| 24
| 48
| 20
| 14
| 43
| 257
|
| | |
Dodge
| Leroy
| 0
| 3
| 29
| 12
| 6
| 3
|
| 188
| |
| |
Dodge
| Watertown W
| -
| 6
| 31
| 33
| 12
| 12
| 50
| 53
| |
| |
Green Lake
| Green Lake
| 0
| -
| 34
| 23 | 23
| 9
|
| 34
| |
| |
Marathon
| Wausau
| 1
|
| 0
| 0
| 0
| 0
| 0
| 0
|
| | |
Rock
| Janesville
| -
| -
| -
| -
| -
| 48
| 520
| 230
| | | |
Vernon
| Coon Valley | -
| 0
| 0
| 0
| 3
| 6
| 65
| 35
| | | |
Walworth
| Burlington | 36
| 6
| 14
| 8
| 4
| 111
| 224
| 64
| | | |
Walworth
| Willams Bay | 33
| 34
| 13
| 12
| 6
| 134
| 676
| 332
| | | |
Waushara
| Hancock
| 2
| 2
| 10
| 0
| -
| 4
| 4
| 6
|
|
|
|