| Date | Site | OS Grid Ref | Stage | Quantity |
|---|---|---|---|---|
| 17 Jun 2023 | Hockenhull Platts | SJ476656 | Larval | 1 |
| 11 May 2023 | Kent Close, Bromborough | SJ339815 | Case | 1 |
| 08 May 2023 | Hockenhull Platts | SJ475656 | Case | 18 |
| 06 May 2023 | Hockenhull Platts | SJ475656 | Case | 6 |
| 19 Feb 2023 | Chester Road, Helsby | SJ492758 | Larval | 11 |
| 08 Feb 2023 | Chester Road, Helsby | SJ492758 | Larval | 200 |
| 16 May 2022 | Hockenhull Platts | SJ476656 | Case | 5 |
| 10 Apr 2022 | Lindow Common | SJ8381 | Larval | 20 |
| 15 Jan 2022 | Helsby | SJ4975 | Case | 200 |
| 20 Jan 2018 | Burton | SJ3074 | Case | 1 |
| 05 Mar 2004 | Burton | SJ3074 | Pupal | 1+ |
| 05 May 2001 | Burton | SJ3074 | Case | 1+ |
| 19 May 1984 | Burton | SJ3074 | Case | 1+ |
| 02 Oct 1978 | Burton | SJ3074 | Case | 1 |
| 06 Sep 1978 | Burton | SJ3074 | Larval | 9 |
| 21 Aug 1978 | Burton Point | SJ3073 | Case | 1 |
| 21 Aug 1978 | Burton | SJ3074 | Case | 1+ |
| 1953 | Burton | SJ3074 | Case | 5 |
| 01 Jun 1952 | Burton Saltmarsh | SJ3074 | Case | 5 |
| 18 Aug 1951 | Burton Saltmarsh | SJ3074 | Case | 1+ |
| 14 Jul 1951 | Burton | SJ3074 | Larval | 1+ |
| 1951 | Burton | SJ3074 | Larval | 7 |