
| 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 | 45 | . | . | . | . | . | . | . | . | . | . | . | . | 9 | 12 | 1 | . | . | . | ||||||||
| Large Skipper | 29 | . | . | . | . | . | . | . | . | 3 | 10 | 6 | . | 4 | . | . | . | . | . | ||||||||
| Grizzled Skipper | 3 | . | . | . | . | . | . | 1 | 1 | . | . | . | . | . | . | . | . | . | . | ||||||||
| Brimstone | 38 | . | 4 | 9 | 3 | . | . | . | . | . | . | . | . | . | 5 | . | 1 | . | . | ||||||||
| Large White | 60 | . | . | 4 | 2 | 3 | . | 5 | 2 | 6 | . | 2 | 1 | 1 | 10 | . | 1 | . | . | ||||||||
| Small White | 8 | . | . | . | . | . | . | 1 | . | . | . | . | . | 1 | . | . | . | . | . | ||||||||
| Green-veined White | 147 | . | . | . | 3 | 8 | 3 | 10 | 2 | 4 | 3 | 1 | . | 4 | 32 | 9 | 7 | 1 | . | ||||||||
| Orange Tip | 11 | . | 2 | 6 | . | 1 | . | . | . | 1 | . | . | . | . | . | . | . | . | . | ||||||||
| Small Copper | 4 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | ||||||||
| Common Blue | 4 | . | . | . | . | . | . | . | . | . | 1 | 1 | . | . | . | . | 1 | . | . | ||||||||
| Holly Blue | 6 | . | . | . | . | 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| White Admiral | 65 | . | . | . | . | . | . | . | . | . | . | 4 | 13 | 21 | 3 | . | . | . | . | ||||||||
| Red Admiral | 30 | . | . | . | . | . | . | . | . | . | . | 1 | . | 2 | . | . | 1 | 3 | 1 | ||||||||
| Painted Lady | 6 | . | . | . | . | . | . | . | . | . | 1 | 1 | 1 | . | . | . | 1 | . | . | ||||||||
| Small Tortoiseshell | 10 | . | . | 2 | 2 | . | . | . | . | . | 1 | 1 | 2 | . | . | . | . | . | 1 | ||||||||
| Peacock | 202 | 1 | 19 | 14 | 11 | 3 | 2 | . | . | . | . | . | . | . | 43 | 1 | 3 | 2 | . | ||||||||
| Comma | 77 | . | 4 | 7 | 1 | . | . | . | . | . | . | . | 2 | 11 | 1 | . | 2 | 1 | . | ||||||||
| Speckled Wood | 175 | . | 1 | 1 | 1 | . | 2 | 7 | 3 | 1 | 4 | . | . | . | . | 9 | 10 | 12 | 50 | ||||||||
| Marbled White | 43 | . | . | . | . | . | . | . | . | . | 1 | 11 | 11 | 10 | . | . | . | . | . | ||||||||
| Gatekeeper / Hedge Brown | 86 | . | . | . | . | . | . | . | . | . | . | . | . | 4 | 24 | 8 | 3 | . | . | ||||||||
| Meadow Brown | 5410 | . | . | . | . | . | . | . | . | 487 | 1028 | 914 | 712 | 997 | 134 | 3 | 1 | . | . | ||||||||
| Small Heath | 35 | . | . | . | . | . | 1 | 13 | 7 | 10 | . | 1 | . | . | . | . | 1 | . | . | ||||||||
| Ringlet | 310 | . | . | . | . | . | . | . | . | . | 12 | 71 | 73 | 85 | 7 | . | . | . | . | ||||||||
| Chimney Sweeper | NI | . | . | . | . | . | . | . | . | 2 | . | . | . | . | . | . | . | . | . | ||||||||
| Silver Y | NI | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | 3 | . | . | . | ||||||||
| The Cinnabar | NI | . | . | . | . | . | . | . | 2 | . | 2 | . | . | . | . | . | . | . | . | ||||||||
| Mother Shipton | NI | . | . | . | . | . | . | . | . | 2 | . | . | . | . | . | . | . | . | . | ||||||||