
| APR | MAY | JUN | JUL | AUG | SEP | ||||||||||||||||||||||
| Week no. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | |
| Site | Ind | ||||||||||||||||||||||||||
| Chequered Skipper | 12 | . | . | . | 1 | . | 6 | 3 | 1 | . | . | . | . | . | . | . | . | . | . | ||||||||
| Green-veined White | 2 | . | . | 1 | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Green Hairstreak | 10 | . | 2 | 2 | 2 | 1 | 2 | . | 1 | . | . | . | . | . | . | . | . | . | . | ||||||||
| Common Blue | 1 | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | ||||||||
| Red Admiral | 2 | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | 1 | . | . | ||||||||
| Peacock | NI | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 2 | ||||||||
| Small Pearl-bordered Fritillary | 98 | . | . | . | . | . | . | 22 | 14 | 28 | 8 | 2 | . | . | . | . | . | . | . | ||||||||
| Dark Green Fritillary | 7 | . | . | . | . | . | . | . | . | . | 1 | 3 | 1 | 1 | 2 | . | . | . | . | ||||||||
| Speckled Wood | 7 | . | . | . | . | . | . | . | . | . | . | 1 | 1 | . | 2 | 1 | . | . | 1 | ||||||||
| Scotch Argus | 378 | . | . | . | . | . | . | . | . | . | . | 1 | 93 | 103 | 70 | 50 | 49 | 6 | 4 | ||||||||
| Meadow Brown | 54 | . | . | . | . | . | . | . | 2 | 7 | 14 | 12 | 10 | 4 | 3 | 1 | . | . | . | ||||||||
| Small Heath | 11 | . | . | . | . | . | . | 3 | 1 | 1 | 3 | 1 | . | . | . | . | . | . | . | ||||||||
| Small Argent & Sable | NI | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Chimney Sweeper | NI | . | . | . | . | . | . | . | . | 19 | 11 | 5 | . | . | . | . | . | . | . | ||||||||
| Common Heath | NI | . | . | 4 | 2 | 10 | 3 | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Silver Y | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 3 | . | . | ||||||||