Large White: Counts for the year 1973
| 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 | |
| Monks Wood | 15 | | | | | . | . | 1 | 2 | 3 | 2 | . | . | . | . | . | . | 1 | 3 | 2 | . | . | . | 1 | . | . | . |
The UKBMS is run by Butterfly Conservation (BC), the
Centre for Ecology and Hydrology (CEH) and the
British Trust for Ornithology (BTO), in partnership with the Joint Nature Conservation
Committee (JNCC), and supported and steered by
Forestry Commission (FC),
Natural England
(NE), Natural Resources Wales (NRW),
Northern Ireland Environment Agency (NIEA), and
Scottish Natural Heritage (SNH). The UKBMS is indebted to all volunteers who contribute data to the scheme.