Alta Valsesia e Valli Otro, Vogna, Gronda, Artogna e Sorba
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
189 km²
Commune · ITA
Gressoney-Saint-Jean
Italy
DfcCold, no dry season, cold summer(58 %)
Species observed
1 260
Observations
5 958
Area
69,5km²
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Species present
1 260 distinct species · 5 958 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
0,6°C
Annual rain
1 628mm
Warmest m°
14,5°C
Coldest m°
-13,8°C
Elevation: 2 117 m on average (min 1 478 m, max 2 878 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
0,6°C
Annual rain
1 628mm
Warmest month
14,5°C
Coldest month
-13,8°C
Mean alt.
2 117m
Min
1 478m
Max
2 878m
Std. dev.
383m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(58 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
69,2g/kg
Clay
17,6%
Sand
42,5%
Silt
39,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Aosta
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
105,6g/kg
Clay
17,1%
Sand
42,5%
Silt
40,4%
5–15 cm
pH H₂O
6,3
Org. C
60,0g/kg
Clay
16,8%
Sand
42,3%
Silt
40,9%
15–30 cm
pH H₂O
6,3
Org. C
42,0g/kg
Clay
18,8%
Sand
42,6%
Silt
38,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest22.4%
Crops0.3%
Built-up0.3%
Bare soil15.1%
Other (grassland, water…)62.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
19,6km
Basins crossed
3
Max stream order
2
Max drainage
296km²
Discharge in basins
2,1m³/s
Mean precip.
1 521mm/an
Mean T°
2,1°C
Moisture idx
0,62
Max snow
43%
Mean runoff
941mm/an
Mean elev. (basins)
2 033m
Watersheds crossing here
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,9nW
Built-up
26,5%
Pesticides
70,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Alta Val Sesia
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
75 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN