Table 2.
Allocation of predictor variables to ‘variable categories’ and ‘variable sets’.
| Predictor variable/s | Grain Size | Source | Variables Category | Variable Set |
|---|---|---|---|---|
| 19 bioclimatic variables | 1 km | WorldClim - Global Climate Data | BCV | VS-1 |
| Distance from water channels | 1 km | Edina Digimap Ordnance Survey | BCV | VS-1 |
| Land Cover | 300 m | Edina Digimap Ordnance Survey | BPV | VS-2 |
| Topography (Altitude, Aspect, Slope) | 300 m | Shuttle Radar Topography Mission USGS | BPV | VS-2 |
| Distance from water channels | 300 m | Edina Digimap Ordnance Survey | BPV | VS-2 |
| Land Cover | 50 m | Edina Digimap Ordnance Survey | BPV | VS-3 |
| Topography (Altitude, Aspect, Slope) | 50 m | Edina Digimap Ordnance Survey | BPV | VS-3 |
| Distance from water channels | 50 m | Edina Digimap Ordnance Survey | BPV | VS-3 |
Acronyms BCV, BPV, VS-1, VS-2 & VS-3 refer to Bioclimatic Variables, Biophysical Variables, Variable Set 1, Variable Set 2 & Variable Set 3 respectively.