Alte Valli Anzasca, Antrona e Bognanco
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
216 km²
Commune · ITA
Villadossola
Italy
CfaTemperate, no dry season, hot summer(48 %)
Species observed
321
Observations
588
Area
18,9km²
Ecological tissue
Sample of 28 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Villadossola : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 4 bulles famille, 34 interactions GloBI documentées sur 4 types (connectance 9.0%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
28
Interactions affichées
34
Connectance
0.090
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
321 distinct species · 588 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,4°C
Annual rain
1 511mm
Warmest m°
24,5°C
Coldest m°
-4,4°C
Elevation: 552 m on average (min 235 m, max 1 412 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,4°C
Annual rain
1 511mm
Warmest month
24,5°C
Coldest month
-4,4°C
Mean alt.
552m
Min
235m
Max
1 412m
Std. dev.
329m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(48 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,9
Org. C
59,5g/kg
Clay
22,7%
Sand
39,7%
Silt
37,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Verbano-Cusio-Ossola
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
89,4g/kg
Clay
21,6%
Sand
39,8%
Silt
38,6%
5–15 cm
pH H₂O
6,0
Org. C
57,4g/kg
Clay
22,1%
Sand
40,2%
Silt
37,8%
15–30 cm
pH H₂O
6,0
Org. C
31,7g/kg
Clay
24,3%
Sand
39,1%
Silt
36,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest41.5%
Crops5.5%
Built-up3.0%
Bare soil0.6%
Other (grassland, water…)49.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
11,6km
Basins crossed
1
Max stream order
4
Max drainage
1 883km²
Discharge in basins
0,9m³/s
Mean precip.
1 452mm/an
Mean T°
4,4°C
Moisture idx
0,55
Max snow
29%
Mean runoff
1 381mm/an
Mean elev. (basins)
1 514m
Watersheds crossing here
Rivers / streams (7, ord ≥ 4)
- Torrente Ovescaord 3len here4.09 km29%total14 km
- Toceord 4len here3.39 km5%total69 km
- Rio d' Anzunoord 3len here2.82 km95%total3 km
- Rio delle Rovineord 4len here0.96 km13%total7 km
- Rio di Meriord 3len here0.19 km4%total5 km
- Rio Valle Rossaord 1len here0.13 km2%total7 km
- Torrente Brevettolaord 1len here0.04 km6%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
6,0nW
Built-up
300,7%
Pesticides
29,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 3
Fiume Toce
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
27 km²
Greto Torrente Toce tra Domodossola e Villadossola
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2017
7 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN