| Date | Site | OS Grid Ref | Stage | Quantity |
|---|---|---|---|---|
| 06 Oct 2023 | Neston | SJ2977 | Mine | 1+ |
| 06 Oct 2023 | Neston | SJ2877 | Mine | 1+ |
| 11 Nov 2022 | Birchall Moss, Hatherton | SJ684463 | Mine | 1 |
| 22 Oct 2022 | Fivecrosses, Frodsham | SJ5376 | Mine | 1+ |
| 22 Oct 2022 | Frodsham | SJ5276 | Mine | 1+ |
| 13 Oct 2022 | Alvanley | SJ5073 | Mine | 1+ |
| 10 Oct 2022 | Great Barrow | SJ4769 | Mine | 1+ |
| 03 Oct 2022 | Ness Gardens | SJ3075 | Mine | 1+ |
| 23 Sep 2022 | Shotwick | SJ3372 | Mine | 1+ |
| 16 Sep 2022 | Alvanley | SJ5173 | Mine | 1+ |
| 05 Aug 2022 | Gowy Meadows CWT | SJ4373 | Cocoon | 1 |
| 21 Jul 2022 | Gowy Meadows CWT | SJ4373 | Cocoon | 1 |
| 10 Jun 2022 | Kent Close, Bromborough | SJ339815 | Adult | 1 |
| 05 Nov 2021 | Willaston | SJ3278 | Mine | 1+ |
| 13 Aug 2021 | Common Lane, Waverton | SJ455639 | Larval | 1 |
| 05 Aug 2021 | Common Lane, Waverton | SJ455639 | Larval | 1 |
| 28 Jul 2021 | Ince Park | SJ4576 | Larval | 1 |
| 24 Jul 2021 | Gowy Meadows CWT | SJ4374 | Larval | 2 |
| 12 Jul 2021 | Ince Park | SJ4576 | Larval | 1 |
| 09 Jul 2021 | Gowy Meadows CWT | SJ4374 | Larval | 1 |
| 04 Oct 2020 | Little Stanney | SJ4173 | Mine | 1+ |
| 04 Oct 2020 | Stoak | SJ4273 | Mine | 1+ |
| 29 Sep 2020 | Manor Park | SJ6965 | Mine | 1+ |
| 27 Sep 2020 | Haslington | SJ7358 | Mine | 4 |
| 31 Aug 2020 | Gowy Meadows CWT | SJ4373 | Cocoon | 1 |
| 30 Jul 2020 | Gowy Meadows CWT | SJ4373 | Cocoon | 1 |
| 20 Jul 2020 | Gowy Meadows CWT | SJ4373 | Larval | 1 |
| 23 Jun 2020 | Deansfield Way, Elton | SJ453753 | Adult | 1 |
| 14 Oct 2019 | Meols Common | SJ2490 | Mine | 1+ |
| 08 Oct 2019 | Saughall | SJ3569 | Mine | 1+ |
| 15 Sep 2019 | Coppenhall Moss | SJ7058 | Mine | 2 |
| 05 Sep 2019 | Tabley Inferior | SJ7376 | Mine | 2 |
| 29 Aug 2019 | Peover Superior | SJ7873 | Mine | 1 |
| 25 Aug 2019 | Leighton | SJ6857 | Mine | 1 |
| 07 Aug 2019 | Gowy Meadows CWT | SJ4374 | Mine | 4 |
| 29 Jul 2019 | Burton Mere Wetlands RSPB | SJ314735 | Larval | 1 |
| 26 Jul 2019 | Gowy Meadows CWT | SJ4374 | Larval | 3 |
| 19 Jul 2019 | Common Lane, Waverton | SJ455639 | Larval | 1 |
| 18 Jul 2019 | Gowy Meadows CWT | SJ4374 | Larval | 1 |
| 31 Oct 2018 | Milton Green | SJ4558 | Mine | 1+ |
| 31 Oct 2018 | Bickerton | SJ5053 | Mine | 1+ |
| 17 Oct 2018 | West Kirby | SJ2185 | Mine | 1+ |
| 23 Aug 2018 | Thornton-le-Moors | SJ4474 | Larval | 1 |
| 15 Aug 2018 | Thornton-le-Moors | SJ4474 | Larval | 3 |
| 14 Aug 2018 | Common Lane, Waverton | SJ455639 | Mine | 1 |
| 02 Aug 2018 | Common Lane, Waverton | SJ455639 | Larval | 1 |
| 08 Jul 2018 | Wrenbury | SJ5848 | Mine | 5 |
| 31 May 2018 | Knowle Close, Great Sutton | SJ381751 | Adult | 1 |
| 13 Nov 2017 | Burton | SJ5163 | Mine | 1 |
| 31 Oct 2017 | Frankby | SJ2486 | Mine | 1 |
| 31 Oct 2017 | Gayton | SJ2680 | Mine | 1 |
| 28 Oct 2017 | Brimstage | SJ3083 | Mine | 1 |
| 10 Oct 2017 | Dunham Heath | SJ4871 | Mine | 1 |
| 09 Oct 2017 | Hooton | SJ3577 | Mine | 1 |
| 24 Sep 2017 | Faddiley | SJ5952 | Mine | 1 |
| 19 Sep 2017 | Marbury | SJ5646 | Mine | 1 |
| 17 Sep 2017 | Hatherton | SJ6746 | Mine | 1+ |
| 17 Sep 2017 | Hankelow | SJ6745 | Mine | 1+ |
| 20 Aug 2017 | Common Lane, Waverton | SJ455639 | Mine | 3 |
| 16 Jul 2017 | Gowy Meadows CWT | SJ4373 | Larval | 1 |
| 2016 | Common Lane, Waverton | SJ455639 | Larval | 1 |
| 09 Oct 2015 | Little Sutton | SJ3677 | Mine | 1+ |
| 27 Sep 2015 | Hebden Green, Winsford | SJ6265 | Mine | 1+ |
| 17 Oct 2014 | Middlewich | SJ6966 | Mine | 1+ |
| 05 Oct 2014 | Audlem | SJ6542 | Mine | 1+ |
| 30 Sep 2014 | Cholmondeley | SJ5250 | Mine | 1+ |
| 28 Sep 2014 | Thornton Hough | SJ2981 | Mine | 1+ |
| 28 Sep 2014 | Gowy Meadows CWT | SJ4373 | Mine | 1 |
| 16 Sep 2014 | Shocklach | SJ4347 | Mine | 1+ |
| 15 Sep 2014 | Thornton Green | SJ4473 | Mine | 1+ |
| 14 Sep 2014 | High Legh | SJ6882 | Mine | 1+ |
| 11 Sep 2014 | Paradise Green | SJ6560 | Mine | 1+ |
| 27 Aug 2014 | Saughall | SJ3669 | Mine | 1+ |
| 24 Aug 2014 | Ravensmoor | SJ6250 | Mine | 1+ |
| 01 Dec 2013 | Acton Bridge | SJ5974 | Mine | 1+ |
| 01 Dec 2013 | Acton Bridge | SJ5975 | Mine | 1+ |
| 15 Nov 2013 | Rivacre Valley Local Nature Reserve | SJ3777 | Mine | 1+ |
| 13 Nov 2013 | Wervin | SJ4272 | Mine | 1+ |
| 12 Nov 2013 | Alpraham | SJ5861 | Mine | 1+ |
| 10 Nov 2013 | Willington | SJ5366 | Mine | 1+ |
| 07 Nov 2013 | Eaton | SJ5763 | Mine | 1+ |
| 07 Nov 2013 | Clotton | SJ5263 | Mine | 1+ |
| 31 Oct 2013 | Farndon | SJ4153 | Mine | 1+ |
| 30 Oct 2013 | Caldecott | SJ4351 | Mine | 1+ |
| 24 Oct 2013 | Cuddington | SJ5971 | Mine | 1+ |
| 30 Sep 2013 | Dee Estuary:Inner Marsh Farm | SJ3073 | Mine | 1+ |
| 29 Sep 2013 | Puddington | SJ3273 | Mine | 1+ |
| 29 Sep 2013 | Puddington | SJ3373 | Mine | 1+ |
| 29 Sep 2013 | Burton Saltmarsh | SJ2974 | Mine | 1+ |
| 28 Sep 2013 | Warmingham | SJ7160 | Mine | 1+ |
| 28 Sep 2013 | Warmingham | SJ7161 | Mine | 1+ |
| 29 Sep 2012 | Adderley | SJ6439 | Mine | 1+ |
| 05 Sep 2012 | Towns Green | SJ6061 | Mine | 1+ |
| 05 Sep 2012 | Oultonlowe | SJ6062 | Mine | 1+ |
| 30 Oct 2011 | Churton | SJ4256 | Mine | 1+ |
| 15 Oct 2011 | Gowy Meadows CWT | SJ4373 | Mine | 2 |
| 18 Sep 2010 | Thornton Green | SJ4573 | Mine | 6 |
| 12 Sep 2010 | Gowy Meadows CWT | SJ4374 | Mine | 1+ |
| 12 Sep 2010 | Stanlow | SJ4275 | Mine | 1+ |
| 1854 | Cheshire | Unknown | Not recorded | 1+ |