
| 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 | 386 | . | . | . | . | . | . | . | . | . | . | 23 | 43 | 56 | 94 | 59 | 72 | 33 | 3 | 3 | |||||||
| Lulworth Skipper | 689 | . | . | . | . | . | . | . | . | . | . | 8 | 8 | 72 | 22 | 148 | 152 | 137 | 93 | 38 | |||||||
| Large Skipper | 49 | . | . | . | . | . | . | . | . | 9 | 10 | 5 | . | . | . | . | . | . | . | . | |||||||
| Dingy Skipper | 27 | . | . | . | . | . | . | . | 3 | 2 | . | . | . | . | . | . | . | . | . | . | |||||||
| Grizzled Skipper | 9 | . | . | . | . | . | . | . | 1 | 1 | . | . | . | . | . | . | . | . | . | . | |||||||
| Clouded Yellow | 5 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | |||||||
| Large White | 125 | . | . | . | . | 1 | 4 | 1 | . | 2 | . | . | 1 | 3 | 8 | 15 | 19 | 41 | 13 | 6 | |||||||
| Small White | 168 | . | . | 1 | . | 2 | 6 | 5 | 1 | . | . | . | 1 | 7 | 8 | 16 | 10 | 41 | 39 | 17 | |||||||
| Green-veined White | 6 | . | . | . | . | . | . | . | . | . | . | . | . | 2 | . | . | 1 | . | . | . | |||||||
| Small Copper | 9 | . | . | . | . | . | . | . | 1 | . | . | 1 | 1 | . | 2 | . | 2 | 1 | . | . | |||||||
| Small Blue | 22 | . | . | . | . | . | 2 | 2 | 2 | . | 3 | 2 | . | . | . | . | 1 | 1 | . | . | |||||||
| Brown Argus | 10 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 2 | 2 | |||||||
| Common Blue | 755 | . | . | . | . | . | . | . | 9 | 68 | 39 | 6 | 3 | . | . | 3 | 3 | 35 | 44 | 52 | |||||||
| Holly Blue | 129 | . | 3 | 8 | 11 | 8 | 4 | 4 | 3 | . | . | . | . | 2 | 2 | 13 | 18 | 19 | 16 | 8 | |||||||
| Red Admiral | 38 | . | . | . | 1 | . | . | . | 1 | . | . | . | . | 1 | . | 5 | 2 | 1 | 4 | . | |||||||
| Painted Lady | 53 | . | . | . | . | . | . | . | . | 1 | 2 | . | . | . | . | 1 | 1 | 17 | 23 | 3 | |||||||
| Small Tortoiseshell | 23 | . | . | . | . | . | . | . | . | 1 | . | . | . | 1 | . | . | . | 2 | 5 | 3 | |||||||
| Peacock | 23 | 8 | 4 | 3 | 1 | . | 1 | . | . | . | . | . | . | . | . | . | . | 3 | 1 | . | |||||||
| Comma | 7 | 2 | 1 | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | |||||||
| Speckled Wood | 224 | 1 | 4 | 14 | 12 | 2 | 3 | 9 | 8 | 12 | 3 | 6 | 5 | 1 | 8 | 7 | 9 | 17 | 19 | 14 | |||||||
| Wall Brown | 44 | . | . | . | . | 10 | 1 | 1 | 2 | . | . | . | . | . | . | . | 15 | 8 | 3 | . | |||||||
| Marbled White | 1042 | . | . | . | . | . | . | . | . | . | . | 16 | 57 | 188 | 161 | 297 | 189 | 118 | 13 | 3 | |||||||
| Gatekeeper / Hedge Brown | 1500 | . | . | . | . | . | . | . | . | . | . | . | . | 11 | 219 | 420 | 456 | 313 | 77 | 6 | |||||||
| Meadow Brown | 2411 | . | . | . | . | . | . | . | . | 64 | 173 | 199 | 181 | 196 | 115 | 227 | 199 | 340 | 337 | 141 | |||||||
| Small Heath | 39 | . | . | . | . | . | . | . | 1 | 8 | 8 | 7 | 3 | 7 | 2 | 2 | . | . | . | . | |||||||