A spatial dataset of the UK's National designations submitted to the Common Database on Designated Areas (CDDA) in March 2016. This is the most up to data copy of the dataset and previous submissions have been archived.
The CDDA is a data bank for officially designated protected areas such as nature reserves, protected landscapes, National Parks, etc. in Europe. The CDDA is run by the European Environment Agency. This spatial dataset includes only data for National Designations, the main ones being Sites of Special Scientific Interest, National Nature Reserves, Local Nature Reserves, National Parks, Areas of Outstanding Natural Beauty and a variety of Marine Protected Areas.