Table 3.
Characteristics of the variables used in the two modelling scales
| Broad-scale modelling | ||||
|---|---|---|---|---|
| Predictor | Predictor description | Class | Resolution | Source |
| ABR | Abruptness | Topographic | 30 arc-sec | Generated from elevation data |
| ELEV | Elevation | Topographic | 30 arc-sec | Wordclim SRTM |
| B4 | Temperature seasonality | Climatic | 30 arc-sec | Worldclim Bioclim 4 |
| B8 | Mean temperature of the wettest quarter | Climatic | 30 arc-sec | Worldclim Bioclim 8 |
| B10 | Mean temperature of the warmest quarter | Climatic | 30 arc-sec | Worldclim Bioclim 10 |
| B12 | Annual precipitation | Climatic | 30 arc-sec | Worldclim Bioclim 12 |
| B15 | Precipitation seasonality | Climatic | 30 arc-sec | Worldclim Bioclim 15 |
| B17 | Precipitation of the Driest Quarter | Climatic | 30 arc-sec | Worldclim Bioclim 17 |
| LAND | Land cover | Habitat | 30 arc-sec | GLCNMO |
| Fine-scale modelling | ||||
| Predictor | Description | Class | Resolution | Source |
| ELEV | Elevation | Topographic | 100 m | SRTM 90 m DEM (CGIAR-CSI) |
| SLO | Slope | Topographic | 100 m | Generated from elevation data |
| ORI | Orientation | Topographic | 100 m | Generated from elevation data |
| DIS-ROCK | Distance to rock areas | Habitat | 100 m | Obtained from Corine LandCover 2006 |
| DIS-FOREST | Distance to forest areas | Habitat | 100 m | Obtained from Corine LandCover 2006 |
| DIS-URBAN | Distance to urban areas | Habitat | 100 m | Obtained from Corine LandCover 2006 |