Table 3.

Fields of the European bird population size trends dataset (trends.csv).

Field	Description
species	scientific name (HBW and BirdLife International 2018)
euring_code	EURING species code (EURING 2018)
base_year	the reference year
trend	multiplicative slope of the between-year population change
se	standard error of the trend value
class	trend value classification based on its magnitude and uncertainty estimate (Table 1)
note	the note