Since 2007, OPAL's citizen scientists have collectively built a wealth of environmental data. To ensure that this rich source of information may continue to be used by researchers and the wider public, spreadsheets containing data for OPAL's core UK-wide surveys can be downloaded using the links on this page.

IMPORTANT NOTE: All survey data is provided under an Creative Commons Attribution-Non Commercial-Share Alike License (CC BY-NC-SA 4.0).  Before you download any survey data, please make sure you fully understand the terms and conditions under which this data is being provided by reading the information listed here.