| Date | Site | OS Grid Ref | Stage | Quantity |
|---|---|---|---|---|
| 18 Aug 2019 | Dunham Park | SJ7387 | Adult | 1 |
| 11 Jun 2006 | Dunham Park | SJ7387 | Larval | 1 |
| 24 Sep 2004 | Peak Forest Canal | SJ9785 | Larval | 1+ |
| 15 Sep 2004 | Peak Forest Canal | SJ9785 | Larval | 5 |
| 08 Sep 2004 | Peak Forest Canal | SJ9785 | Larval | 5 |
| 10 Jun 1989 | Dunham Park | SJ7387 | Adult | 4 |
| 1963 | Rostherne Mere | SJ7483 | Adult | 1+ |
| 10 Jun 1960 | Dunham Park | SJ7387 | Adult | 1 |
| 02 Jun 1959 | Dunham Park | SJ7387 | Adult | 1 |
| 03 Jul 1956 | Dunham Park | SJ7387 | Adult | 1 |
| 1948 | Rostherne Mere | SJ7483 | Not recorded | 1+ |
| 1941 | Rostherne Mere | SJ7484 | Adult | 1 |
| 1940 | Delamere Forest | SJ5570 | Not recorded | 1+ |
| 1940 | Rostherne | SJ7483 | Not recorded | 1+ |
| 22 Jun 1930 | Rostherne Mere | SJ7483 | Adult | 2 |
| 1930 | Rostherne Mere | SJ7484 | Adult | 1+ |
| 1914 | Rostherne Mere | SJ7483 | Adult | 2 |
| 11 Jun 1911 | Rostherne Mere | SJ7483 | Adult | 1 |
| 1887 | Dunham Park | SJ7387 | Not recorded | 1+ |
| 1887 | Moss Side | SJ5685 | Not recorded | 1+ |
| 1887 | Bidston | SJ2891 | Not recorded | 1+ |