
| 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/Essex Skipper | NI | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Small Skipper | NI | . | . | . | . | . | . | . | . | 1 | . | . | . | . | 2 | . | . | . | . | ||||||||
| Large Skipper | 32 | . | . | . | . | . | . | . | 23 | 2 | 5 | . | . | . | . | . | . | . | . | ||||||||
| Dingy Skipper | NI | . | . | . | 1 | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Grizzled Skipper | 1 | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Wood White | NI | . | . | . | . | . | . | 2 | 5 | . | . | . | . | . | 1 | . | . | . | . | ||||||||
| Brimstone | 6 | 6 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Large White | 3 | . | . | . | . | . | . | . | . | . | . | . | . | 2 | . | 1 | . | . | . | ||||||||
| Small White | 12 | . | . | . | . | . | . | . | . | . | 1 | . | 1 | . | . | 3 | 1 | 3 | . | ||||||||
| Green-veined White | NI | . | . | 1 | 2 | . | . | . | . | . | . | . | 1 | 6 | 1 | 4 | . | . | . | ||||||||
| Orange Tip | NI | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||||
| Common Blue | NI | . | . | . | . | . | . | 3 | 2 | . | . | . | . | 1 | 3 | . | . | . | . | ||||||||
| Holly Blue | 1 | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | ||||||||
| Red Admiral | 104 | . | . | . | 1 | . | . | . | 2 | 3 | 2 | . | . | . | 2 | 40 | 39 | . | 3 | ||||||||
| Painted Lady | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | ||||||||
| Small Tortoiseshell | 24 | 1 | 2 | . | . | . | . | . | 1 | . | . | . | . | 1 | . | 8 | 6 | . | . | ||||||||
| Peacock | NI | 5 | 4 | 2 | . | . | . | . | . | . | . | . | 3 | 9 | 13 | 2 | . | . | . | ||||||||
| Comma | 3 | 1 | . | . | . | . | . | . | 1 | 1 | . | . | . | . | . | . | . | . | . | ||||||||
| Silver-washed Fritillary | 44 | . | . | . | . | . | . | . | . | 2 | 6 | . | 9 | 10 | 12 | . | . | . | . | ||||||||
| Speckled Wood | NI | . | . | 11 | 10 | 10 | 4 | 7 | . | 1 | . | . | 4 | 6 | 4 | 24 | 14 | 20 | . | ||||||||
| Marbled White | 30 | . | . | . | . | . | . | . | 16 | 6 | 6 | . | . | . | . | . | . | . | . | ||||||||
| Gatekeeper / Hedge Brown | 198 | . | . | . | . | . | . | . | 2 | . | 21 | . | 39 | 58 | 59 | 1 | . | . | . | ||||||||
| Meadow Brown | 208 | . | . | . | . | . | . | 4 | 36 | 36 | 25 | . | 16 | 37 | 26 | 1 | 2 | . | . | ||||||||
| Small Heath | NI | . | . | . | . | . | . | 3 | 1 | 5 | . | . | . | . | . | . | . | . | . | ||||||||
| Ringlet | 87 | . | . | . | . | . | . | . | 34 | 41 | 10 | . | . | . | . | . | . | . | . | ||||||||
| Scarlet Tiger | NI | . | . | . | . | . | . | . | . | . | 5 | . | . | . | . | . | . | . | . | ||||||||