Title: Relevant_Hedgehog_Data.csv Ownership: Landesbund für Vogelschutz, Bavaria Author: Fabio S.T. Sweet Columns~ id: Hedgehog observation ID igel_sicht: Hedgehog observation date Email_ID: Anonymized observer email ID. "0" indicates unknown/no email ID present. Mean_imperviousness: Mean impervious surface density in 200m radius around hedgehog observation, based on 20m*20m resolution 2015 Impervious Surface Density map of the European Union’s Copernicus Land Monitoring Service For complete dataset with additional variables, please contact Landesbund für Vogelschutz, Bavaria