Desk study data sources
National Biodiversity Network (NBN) Atlas:
Note. data from this source may only be used in commercial ecological reporting where this has been agreed with the data source(s).
Other national sources
- BTO BirdTrack
- BTO WeBS
- BTO Data Reports
- RSPB
- WWT
Local sources
- Local Records Centre
- Local Wildlife Trust
- County bird recorder
- County bird group
- County bird reports
- Local ornithological group
- Local BTO BBS trends