| Date | Site | OS Grid Ref | Stage | Quantity |
|---|---|---|---|---|
| 15 Jun 2023 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 15 Apr 2023 | Holly Court, Helsby | SJ492760 | Adult | 1 |
| 16 Apr 2022 | Holly Court, Helsby | SJ492760 | Adult | 1 |
| 21 Jun 2021 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 01 Jun 2020 | Deansfield Way, Elton | SJ453753 | Adult | 4 |
| 31 May 2020 | Deansfield Way, Elton | SJ453753 | Adult | 2 |
| 30 May 2020 | Deansfield Way, Elton | SJ453753 | Adult | 2 |
| 26 May 2020 | Deansfield Way, Elton | SJ453753 | Adult | 2 |
| 10 May 2020 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 27 Jul 2019 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 05 Jun 2018 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 04 Oct 2017 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 17 Jun 2017 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 27 May 2017 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 26 May 2017 | Deansfield Way, Elton | SJ453753 | Adult | 5 |
| 24 May 2017 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 22 Apr 2017 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 13 Jul 2013 | Deansfield Way, Elton | SJ453753 | Adult | 3 |
| 24 Aug 2012 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 01 Aug 2010 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 10 Aug 2009 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 30 Jul 2008 | Highfield Road, Birkenhead | SJ329862 | Adult | 1 |
| 10 Jun 2008 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 30 May 2008 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 22 May 2008 | Deansfield Way, Elton | SJ453753 | Adult | 2 |
| 13 May 2008 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 11 May 2008 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 05 Aug 2007 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 03 Aug 2007 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 09 Jun 2007 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 28 May 2007 | Carrington Moss | SJ7491 | Gall | 1 |
| 24 May 2007 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 2007 | Partington | SJ7292 | Gall | 1+ |
| 23 Sep 2006 | Weaver Locks, Barnton | SJ6275 | Larval | 1+ |
| 11 Aug 2006 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 03 Oct 2004 | Marbury Country Park | SJ6576 | Larval | 1+ |
| 28 Jul 2002 | Bramhalls Park, Anderton | SJ645754 | Larval | 1+ |
| 20 Jul 1998 | Marshall's Arm, Hartford | SJ6572 | Gall | 1 |