Black Light Trap Aurora, Nebraska - Operated by Andrew Christiansen, Extension Educator, University of Nebraska-Lincoln
Clay Center 2004 trap with graphs and pictures.
Other Light Traps: Hastings, Concord, North Platte
a "-" means no check, subsequent count is a multiple day count
click here for pictures of these insects. Run the Corn Borer Evaluation Model.
Return to Hamilton County Hot Line Previous years' light trap: 2003 2002 2001 2000
| Date | European Corn Borer | Western Bean Cutworm | Corn Earworm | Black Cutworm | Comments |
| August 30 | 4 | 0 | 4 | 0 | dingy cutworms |
| August 29 | - | - | - | - | - |
| August 28 | - | - | - | - | - |
| August 27 | 6 | 0 | 2 | 0 | dingy cutworms, wooly bears |
| August 26 | 4 | 0 | 24 | 0 | dingy cutworms, armyworm, zebra caterpillar |
| August 25 | - | - | - | - | - |
| August 24 | 16 | 0 | 4 | 0 | dingy cutworms, ground beetles |
| August 23 | 16 | 0 | 6 | 0 | dingy cutworms |
| August 22 | - | - | - | - | - |
| August 21 | - | - | - | - | - |
| August 20 | 0 | 0 | 0 | 0 | dingy cutworms, wheathead armyworm |
| August 19 | 3 | 1 | 4 | 0 | ground beetles, dingy cutworms, yellow-striped armyworm |
| August 18 | 36 | 0 | 4 | 0 | ground beetles, dingy cutworms, yellow-striped armyworm |
| August 17 | 132 | 0 | 2 | 0 | fall armyworm |
| August 16 | - | - | - | - | - |
| August 15 | 3 | 0 | 1 | 0 | yellowstriped armyworm |
| August 14 | - | - | - | - | - |
| August 13 | - | ||||
| August 12 | 1 | 0 | 0 | 0 | very cool temps, armyworm |
| August 11 | 36 | 0 | 0 | 0 | wooly bears, yellow-striped armyworm |
| August 10 | - | - | - | - | - |
| August 9 | 308 | 2 | 4 | 0 | wooly bears, dingy cutworm |
| August 8 | - | - | - | - | - |
| August 7 | 38 | 0 | 4 | 0 | dingy cutworm, yellow-striped armyworm |
| August 6 | 34 | 0 | 0 | 0 | armyworm, wooly bears, yellow-striped armyworm |
| August 5 | 14 | 1 | 0 | 0 | dingy cutworm |
| August 4 | 320 | 0 | 0 | 0 | ground beetles |
| August 3 | - | - | - | - | - |
| August 2 | - | - | - | - | - |
| August 1 | 276 | 1 | 8 | 0 | armyworm, yellow-striped armyworm, wooly bears |
| July 31 | - | - | - | - | - |
| July 30 | 17 | 1 | 0 | 0 | 1 wooly bear |
| July 29 | 70 | 0 | 0 | 0 | armyworm, yellow-striped armyworm |
| July 28 | 59 | 1 | 0 | 1 | armyworm, yellow-striped armyworm, wooly bears |
| July 27 | 3 | 0 | 0 | 0 | yellow striped armyworm |
| July 26 | 1 | 1 | 0 | 0 | armyworm, yellow-striped armyworm |
| July 25 | 5 | 3 | 0 | 0 | masked chafers, wooly bears, yellow striped armyworm, zebra caterpillar |
| July 24 | - | - | - | - | - |
| July 23 | 5 | 1 | 0 | 0 | masked chafers, wooly bears, cool weather |
| July 22 | 20 | 25 | 0 | 0 | masked chafers |
| July 21 | 104 | 20 | 0 | 0 | 64 masked chafers, wooly bears, yellow striped armyworm |
| July 20 | 20 | 40 | 4 | 0 | 76 masked chafers, wooly bears |
| July 19 | 28 | 64 | 0 | 0 | 160 masked chafers, wooly bears, yellow striped armyworm |
| July 18 | 4 | 64 | 0 | 0 | 32 masked chafers, wooly bears, yellow striped armyworm |
| July 17 | 1 | 160 | 8 | 0 | 96masked chafers, salt marsh moth, yellow bear |
| July 16 | 0 | 392 | 0 | 0 | 264 masked chafers, armyworms |
| July 15 | 0 | 776 | 0 | 0 | 40 masked chafers, wooly bears |
| July 14 | light out | ||||
| July 13 | - | light out | |||
| July 12 | 0 | 1824 | 0 | 0 | 1536 masked chafers, wooly bears |
| July 11 | 0 | 3520 | 0 | 0 | large number of masked chafers, wooly bears |
| July 10 | - | - | - | - | |
| July 9 | trap swamped, huge catch, bug soup | ||||
| July 8 | 0 | 2752 | 0 | 0 | wooly bears |
| July 7 | 0 | 4160 | 0 | 0 | record high numbers of western bean cutworm |
| July 6 | 0 | 1216 | 0 | 0 | masked chafers |
| July 1 - 5 | trap turned off | ||||
| June 30 | 0 | 96 | 0 | 0 | armyworms, 84 masked chafers |
| June 29 | - | - | - | - | - |
| June 28 | 0 | 15 | 0 | 0 | armyworms, 3 masked chafers |
| June 27 | 2 | 19 | 0 | 0 | armyworms, armycutworms |
| June 26 | 0 | 17 | 0 | 0 | 1 masked chafer, variegated cutworm |
| June 25 | 1 | 18 | 0 | 0 | armyworms, armycutworms |
| June 24 | 0 | 24 | 0 | 4 | armyworms, 8 masked chafers |
| June 23 | 1 | 16 | 0 | 2 | armyworms, armycutworms, wooly bear, yellowstriped armyworms, variegated cutworm |
| June 22 | 1 | 15 | 0 | 0 | armyworms, armycutworms, wooly bears, yellowstriped armyworms |
| June 21 | 0 | 2 | 0 | 0 | armyworms, wooly bears |
| June 20 | 4 | 4 | 0 | 0 | armyworms, armycutworms, wooly bears |
| June 16-19 | trap off - no count | ||||
| June 15 | 24 | 0 | 4 | 0 | variegated cutworm, yellow striped armyworms, spotted cutworm, wooly bears |
| June 14 | 80 | 0 | 0 | 0 | yellow striped armyworms, armycutworms, wooly bears |
| June 13 | 56 | 0 | 0 | 8 | armycutworms, wooly bears |
| June 12 | - | - | - | - | - |
| June 11 | 64 | 0 | 0 | 0 | variegated cutworm, yellow striped armyworms, armycutworms, wooly bears |
| June 10 | 0 | 0 | 0 | 0 | light was off this night |
| June 9 | 208 | 0 | 8 | 0 | armycutworms, zebra caterpillars |
| June 8 | - | - | - | - | - |
| June 7 | - | - | - | - | - |
| June 6 | 344 | 0 | 2 | 0 | June beetles, armycutworms, wooly bears, moonlined moth |
| June 5 | 320 | 0 | 0 | 8 | June beetles, armycutworms, wooly bears |
| June 4 | 240 | 0 | 2 | 0 | June beetles, armycutworms, bristly cutworm, wooly bears |
| June 3 | 5 | 0 | 0 | 0 | June beetles, armycutworms, wooly bears |
| June 2 | 14 | 0 | 0 | 0 | June beetles, armycutworms, bristly cutworm, wooly bears |
| June 1 | 1 | 0 | 0 | 0 | June beetles, armycutworms, wooly bears |
| May 31 | - | - | - | - | - |
| May 30 | 100 | 0 | 0 | 0 | June beetles, armycutworms, spotted cutworm, bristly cutworm, wooly bears, armyworm |
| May 29 | - | - | - | - | - |
| May 28 | 36 | 0 | 4 | 2 | June beetles, armycutworms, spotted cutworm, bristly cutworm, wooly bears |
| May 27 | 100 | 0 | 4 | 0 | June beetles, armycutworms, variegated cutworm, yellowstriped armyworm |
| May 26 | 1 | 0 | 8 | 0 | June beetles, armycutworms, stotted cutworm, wooly bears, armyworm |
| May 25 | - | - | - | - | - |
| May 24 | 24 | 0 | 8 | 0 | June beetles, armycutworms, variegated cutworm, spotted cutworm, wheathead armyworm |
| May 23 | 8 | 0 | 0 | 0 | June beetles, 1,000+ armycutworms |
| May 22 | 4 | 0 | 0 | 16 | June beetles, tiger moths, 1000+ armycutworms |
| May 21 | - | - | - | - | June beetles, tiger moths, armycutworms, spotted cutworm, armyworms |
| May 20 | 12 | 0 | 2 | 0 | June beetles, tiger moths, armycutworms, spotted cutworm, armyworms |
| May 19 | - | - | - | - | -- |
| May 18 | 0 | 0 | 0 | 0 | June beetles, tiger moths, armycutworms, spotted cutworm |
| May 17 | - | - | - | - | - |
| May 16 | 0 | 0 | 0 | 0 | June beetles, tiger moths, armycutworms, spotted cutworm |
| May 15 | 0 | 0 | 0 | 0 | cold night - army cutworms |
| May 14 | 0 | 0 | 0 | 0 | cold night - May/June beetles, army cutworms, tiger moths, woolybears |
| May 13 | - | - | - | - | |
| May 12 | 1 | 0 | 3 | 0 | May/June beetles, army cutworms, tiger moths, yellow striped armyworms |
| May 11 | 3 | 0 | 0 | 0 | May/June beetles, wheathead armyworms, tiger moths, variegated cutworm, zebra caterpillar |
| May 10 | 0 | 0 | 0 | 0 | wooly bears, May/June beetles, army cutworms |
