Data used in the study "Disentangling mechanisms responsible for wind energy effects on European bats". site = ID attributed to the studied site ; ID_Parc = ID attributed to the studied wind farm ; night = date of the sampling ; SM4 = ID attributed to the recorder ; NbWT_1500m = number of wind turbines in a 1500m buffer ; Dist_WT = distance to the nearest wind turbine ; Dist_water = distance to the nearest water body or water course ; Dist_forest = distance to the nearest forest ; avg_temp = average temperature of the night ; Prev_wind_mod1 = prevailing wind direction of the night ; count_prev_wind22.5 = number of hours during which the wind direction was close (± 22.5°) to the prevailing wind direction (mode) of the night ; angle = angle between the axis wind-turbine - detector and the north direction ; MES_year = year of commissioning of the nearest wind turbines ; Model = model of the nearest wind turbine ; Rotor_diameter = diameter of the rotor of the nearest wind turbine ; Hub_height = height of the hub of the nearest wind turbine ; ID_WT = ID attributed to the nearest wind turbine