Return
DuPage, County, Illinois
| Date | Number of Species |
| July 26, 2006 | 46 species reported |
| June 28, 2006 | 33 species reported |
| June 13, 2006 | 38 species reported |
| May 22, 2006 | 21 species reported |
| April 26, 2006 | 36 species reported |
| April 11, 2006 | 49 species reported |
| March 12, 2006 | 39 species reported |
| March 02, 2006 | 20 species reported |
| February 10, 2006 | 15 species reported |
| January 13, 2006 | 13 species reported |
| January 04, 2006 | 20 species reported |
| December 27, 2005 | 37 species reported |
| December 14, 2005 | 15 species reported |
| November 19, 2005 | 40 species reported |
| November 05, 2005 | 36 species reported |
| September 30, 2005 | 49 species reported |
| September 16, 2005 | 43 species reported |
| August 31, 2005 | 36 species reported |
| August 13, 2005 | 25 species reported |
| August 02, 2005 | 23 species reported |