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Fields of the European bird population size indices dataset (indices.csv).
| Field name | Description |
|---|---|
| species | scientific name (HBW and BirdLife International 2018) |
| euring_code | EURING species code (EURING 2018) |
| year | the year |
| index | relative population change relative to the reference year |
| se | standard error of the index value |
