
| 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 | 3 | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | |||||||||
| Small Skipper | 3 | . | . | . | . | . | . | . | . | 2 | . | . | 1 | . | . | . | . | . | |||||||||
| Large Skipper | 8 | . | . | . | . | . | 1 | . | 5 | . | 1 | . | . | . | . | . | . | . | |||||||||
| Dingy Skipper | NI | . | . | . | . | . | 1 | 1 | . | . | . | . | . | . | . | . | . | . | |||||||||
| Wood White | NI | . | . | . | 3 | . | 4 | 3 | 2 | . | . | 2 | 3 | . | . | . | . | . | |||||||||
| Brimstone | NI | 3 | 3 | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | |||||||||
| Large White | NI | . | . | . | . | . | . | . | . | . | 4 | . | 1 | . | 1 | . | . | . | |||||||||
| Small White | 12 | . | . | . | . | 3 | . | . | . | . | . | 4 | . | . | 3 | . | . | . | |||||||||
| Green-veined White | NI | . | . | 1 | 1 | . | 1 | . | . | . | . | 2 | 5 | 2 | 5 | . | . | . | |||||||||
| Orange Tip | NI | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||||||
| Small Copper | NI | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||||||
| Brown Argus | 1 | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||||||
| Common Blue | NI | . | . | . | 1 | 3 | 21 | 2 | 2 | . | . | . | . | 1 | . | 1 | . | . | |||||||||
| Holly Blue | NI | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||||||
| Red Admiral | 41 | . | . | . | 1 | . | . | . | . | . | . | 1 | . | . | 15 | 17 | 2 | . | |||||||||
| Small Tortoiseshell | 3 | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | . | . | 1 | |||||||||
| Peacock | NI | . | 2 | . | . | . | . | . | . | . | . | 2 | 11 | 2 | . | . | . | . | |||||||||
| Comma | NI | . | . | . | . | . | . | . | 1 | . | . | . | . | 1 | . | . | . | . | |||||||||
| Silver-washed Fritillary | NI | . | . | . | . | . | . | . | . | 1 | 15 | 2 | 6 | 2 | . | . | . | . | |||||||||
| Speckled Wood | 132 | . | . | 2 | 10 | 7 | 9 | 9 | 2 | 2 | 2 | 7 | 10 | 7 | 10 | 14 | 7 | . | |||||||||
| Wall Brown | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | |||||||||
| Marbled White | 36 | . | . | . | . | . | . | 1 | 7 | 10 | 11 | . | . | . | . | . | . | . | |||||||||
| Gatekeeper / Hedge Brown | NI | . | . | . | . | . | . | . | . | . | 10 | 22 | 17 | 15 | 1 | . | . | . | |||||||||
| Meadow Brown | 214 | . | . | . | . | . | . | 1 | 52 | 47 | 28 | 20 | 21 | 8 | 3 | 2 | . | . | |||||||||
| Small Heath | 22 | . | . | . | . | 7 | 7 | 2 | 3 | 1 | . | . | . | . | 1 | . | . | . | |||||||||
| Ringlet | 46 | . | . | . | . | . | . | . | 29 | 13 | 2 | . | . | . | . | . | . | . | |||||||||