
| 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 | ||||||||||||||||||||||||||
| Small Skipper | 206 | . | . | . | . | . | . | . | . | . | 7 | 49 | 15 | 68 | 39 | 14 | 11 | 2 | . | . | . | ||||||
| Large Skipper | 62 | . | . | . | . | . | . | . | . | 10 | 19 | 22 | . | 8 | 1 | 1 | 1 | . | . | . | . | ||||||
| Brimstone | 138 | 5 | 2 | 15 | 12 | 6 | 6 | . | . | 1 | 1 | . | . | 3 | 17 | 4 | 43 | 14 | 1 | . | . | ||||||
| Large White | 2 | . | . | . | . | . | . | . | . | . | . | . | 1 | . | 1 | . | . | . | . | . | . | ||||||
| Small White | 73 | . | . | . | . | 1 | . | . | . | . | . | . | . | 8 | 5 | 2 | 6 | 4 | 26 | 6 | 3 | ||||||
| Green-veined White | 42 | 3 | . | . | 3 | 3 | . | . | . | . | . | . | . | 7 | 3 | 6 | 2 | 5 | 4 | 2 | . | ||||||
| Orange Tip | 14 | . | 3 | 9 | . | . | 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Purple Hairstreak | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | ||||||
| Small Copper | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | ||||||
| Brown Argus | 12 | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | 1 | 4 | 3 | . | . | . | ||||||
| Common Blue | 12 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 5 | 3 | 1 | . | . | ||||||
| White Admiral | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | ||||||
| Red Admiral | 7 | . | . | . | . | . | . | 1 | . | 1 | . | 2 | . | . | . | . | . | . | 2 | . | . | ||||||
| Painted Lady | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | ||||||
| Small Tortoiseshell | 1 | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Peacock | 115 | 5 | 6 | 3 | 2 | . | . | . | . | . | . | . | . | 1 | 26 | 21 | 36 | 10 | . | . | . | ||||||
| Comma | 5 | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 1 | . | 3 | . | . | . | . | ||||||
| Small Pearl-bordered Fritillary | 1 | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Pearl-bordered Fritillary | 2 | . | . | . | 1 | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Silver-washed Fritillary | 105 | . | . | . | . | . | . | . | . | . | 8 | 11 | 16 | 24 | 14 | 17 | 10 | 3 | . | . | . | ||||||
| Speckled Wood | 165 | . | 5 | 1 | 1 | 3 | 6 | 12 | 8 | 2 | 9 | 1 | 2 | . | 5 | 8 | 9 | 22 | 29 | 16 | 4 | ||||||
| Marbled White | 43 | . | . | . | . | . | . | . | . | . | 2 | 6 | 21 | 7 | 7 | . | . | . | . | . | . | ||||||
| Gatekeeper / Hedge Brown | 379 | . | . | . | . | . | . | . | . | . | . | 10 | 10 | 44 | 72 | 125 | 58 | 39 | 1 | . | . | ||||||
| Meadow Brown | 230 | . | . | . | . | . | . | . | 1 | 5 | 36 | 53 | 20 | 59 | 24 | 10 | 13 | 6 | . | . | . | ||||||
| Ringlet | 323 | . | . | . | . | . | . | . | . | . | 60 | 115 | 71 | 44 | 22 | 10 | 1 | . | . | . | . | ||||||