| Date | Site | OS Grid Ref | Stage | Quantity |
|---|---|---|---|---|
| 16 Jul 1981 | Broomhall, Nantwich | SJ628472 | Adult | 1 |
| 14 Jul 1981 | Broomhall, Nantwich | SJ628472 | Adult | 2 |
| 13 Jul 1981 | Broomhall, Nantwich | SJ628472 | Adult | 1 |
| 07 Jun 1981 | Caughall Bridge | SJ4171 | Larval | 1 |
| 30 May 1981 | Leasowe | SJ2590 | Larval | 2 |
| 29 May 1981 | Whitegate Way, Winsford | SJ615679 | Larval | 1 |
| 10 May 1981 | Barnton | SJ6374 | Larval | 1 |
| 1981 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1981 | Marsh Cottage, Denhall, Burton | SJ299749 | Adult | 1+ |
| 23 Jul 1980 | Whitegate Way, Winsford | SJ615679 | Adult | 1 |
| 12 Jul 1980 | Celtic Road, Meols | SJ233900 | Adult | 1 |
| 08 Jun 1980 | Hooton | SJ3477 | Larval | 1 |
| 08 Jun 1980 | Thurstaston | SJ2482 | Larval | 1 |
| 06 Jun 1980 | Moreton | SJ2490 | Adult | 1 |
| 1980 | Brock Quarry, Moreton | SJ2489 | Adult | 1 |
| 27 May 1980 | Moston | SJ4070 | Larval | 1 |
| 27 May 1980 | Moston | SJ3970 | Larval | 1 |
| 27 May 1980 | Moston | SJ3969 | Larval | 1 |
| 1980 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1980 | Marsh Cottage, Denhall, Burton | SJ299749 | Adult | 1+ |
| 1980 | Dee Park Road, Gayton | SJ277805 | Adult | 1 |
| 26 Jul 1979 | Warburton's Wood, Kingsley | SJ5576 | Adult | 1 |
| 17 Jul 1979 | Pettypool Wood (South) | SJ6169 | Adult | 3 |
| 12 Jul 1979 | Whitegate Way, Winsford | SJ615679 | Adult | 2 |
| 10 Jul 1979 | Pettypool Wood (South) | SJ6169 | Adult | 1 |
| 09 Jul 1979 | Vale Royal Cut, Moulton | SJ6469 | Adult | 1 |
| 1979 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1979 | SJ28 | SJ28 | Larval | 1 |
| 1979 | SJ38 | SJ38 | Egg-batch | 1+ |
| 1979 | SJ37 | SJ37 | Egg | 1 |
| 1978 | Tarvin | SJ4866 | Not recorded | 1+ |
| 1978 | Vale Royal Cut, Moulton | SJ6469 | Adult | 1 |
| 1978 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1978 | St Chad's Road, Blacon, Chester | SJ387677 | Adult | 1 |
| 1977 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1977 | SJ44 | SJ44 | Not recorded | 1+ |
| 1977 | Celtic Road, Meols | SJ233900 | Adult | 1 |
| 12 Jun 1976 | Bickerton/Larkton Hill | SJ4952 | Adult | 1 |
| 1976 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1976 | Mouldsworth | SJ5271 | Not recorded | 1+ |
| 1976 | Beeston Castle | SJ540585 | Not recorded | 1+ |
| 1976 | Pikemere Road, Alsager | SJ786566 | Adult | 1+ |
| 1976 | Duncansby Drive, Bromborough | SJ344797 | Adult | 1 |
| 1976 | SJ46 | SJ46 | Not recorded | 1+ |
| 1975 | Rease Heath, Nantwich | SJ6454 | Adult | 1 |
| 1975 | Delamere Forest | SJ5571 | Adult | 1+ |
| 1975 | Thurstaston | SJ2484 | Not recorded | 1+ |
| 1975 | SJ56 | SJ56 | Not recorded | 1+ |
| 1975 | SJ47 | SJ47 | Not recorded | 1+ |
| 1975 | Guilden Sutton | SJ4468 | Adult | 1+ |
| 1973 | Shavington | SJ700511 | Not recorded | 1+ |
| 1973 | Wallasey | SJ2792 | Not recorded | 1+ |
| 02 Jul 1971 | Alvanley Road, Helsby | SJ489751 | Adult | 1 |
| 1971 | Frodsham Marsh | SJ4878 | Adult | 1+ |
| 1970 | Hoylake | SJ2188 | Adult | 1 |
| 13 Jul 1969 | Hooton | SJ3678 | Not recorded | 1+ |
| 1969 | Plumley Nature Reserve | SJ7075 | Adult | 1+ |
| 1968 | Delamere Forest | SJ5570 | Not recorded | 1+ |
| 1968 | Flaxmere | SJ5572 | Adult | 1+ |
| 1968 | Hilbre Island | SJ1887 | Adult | 1 |
| 1968 | Wistaston | SJ685538 | Not recorded | 1+ |
| 1967 | Ness | SJ3075 | Adult | 1 |
| 1967 | Neston | SJ2877 | Adult | 1 |
| 1966 | Blacon | SJ3867 | Adult | 1 |
| 1966 | Chester | SJ4065 | Adult | 1 |
| 1963 | Darnhall | SJ6363 | Not recorded | 1+ |
| 1961 | Barnton | SJ6375 | Adult | 1+ |
| 1961 | Bridgenorth Road, Pensby | SJ264837 | Not recorded | 1+ |
| 1961 | Birkenhead School | SJ299881 | Not recorded | 1+ |
| 1961 | Wallasey | SJ2792 | Not recorded | 1+ |
| 1961 | SJ38 | SJ38 | Not recorded | 1+ |
| 1959 | Offerton | SJ927886 | Not recorded | 1+ |
| 1958 | Mouldsworth | SJ5271 | Not recorded | 1+ |
| 1956 | Wallasey | SJ2892 | Not recorded | 1+ |
| 24 Jul 1954 | Storeton Woods | SJ3185 | Adult | 1 |
| 1954 | Delamere Forest | SJ5570 | Adult | 1+ |
| 1953 | Delamere Forest | SJ5570 | Adult | 1+ |
| 11 Jul 1952 | Newchurch Common | SJ6068 | Adult | 1 |
| 1952 | Delamere Forest | SJ5570 | Adult | 1+ |
| 30 Jul 1951 | Abbots Moss | SJ5968 | Adult | 1 |
| 27 Jul 1951 | Delamere Forest | SJ5571 | Adult | 1 |
| 1951 | Delamere Forest | SJ5570 | Adult | 1+ |
| 1951 | Helsby | SJ4873 | Adult | 3 |
| 1951 | Marbury Country Park | SJ6576 | Not recorded | 1+ |
| 1951 | Burton | SJ3074 | Adult | 1 |
| 1951 | Dee Estuary:Inner Marsh Farm | SJ3073 | Not recorded | 1+ |
| 22 Jul 1950 | Burton | SJ3174 | Adult | 1 |
| 1950 | Spital | SJ3383 | Adult | 1 |
| 1950 | Delamere Forest | SJ5570 | Adult | 1+ |
| 26 Jun 1949 | Eastham Country Park | SJ3681 | Adult | 1 |
| 23 Apr 1949 | Raby | SJ3380 | Larval | 1 |
| 1949 | Delamere Forest | SJ5570 | Adult | 1+ |
| 24 Jun 1948 | Eastham Country Park | SJ3681 | Adult | 1 |
| 1948 | Delamere Forest | SJ5570 | Adult | 1+ |
| 03 May 1947 | Wallasey | SJ2892 | Larval | 1 |
| 1947 | Delamere Forest | SJ5570 | Adult | 1+ |
| 1947 | Landican | SJ2885 | Adult | 1+ |
| 1947 | Whitley Reed | SJ643815 | Larval | 1+ |
| 02 Jun 1946 | Raby | SJ3380 | Larval | 1 |
| 1946 | Helsby | SJ4875 | Larval | 1+ |