Parco nazionale della Val Grande
IUCN IINational Park · 1991
170 km²
Commune · ITA
Verbania
Italy
CfaTemperate, no dry season, hot summer(97 %)
Species observed
1 543
Observations
19 003
Area
37,2km²
Ecological tissue
Sample of 39 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 Verbania : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 5 bulles famille, 59 interactions GloBI documentées sur 4 types (connectance 8.0%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
39
Interactions affichées
59
Connectance
0.080
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
1 543 distinct species · 19 003 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,0°C
Annual rain
1 645mm
Warmest m°
26,9°C
Coldest m°
-0,8°C
Elevation: 261 m on average (min 193 m, max 710 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,0°C
Annual rain
1 645mm
Warmest month
26,9°C
Coldest month
-0,8°C
Mean alt.
261m
Min
193m
Max
710m
Std. dev.
90m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(97 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
53,4g/kg
Clay
23,4%
Sand
38,5%
Silt
38,0%
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
5,7
Org. C
85,3g/kg
Clay
21,5%
Sand
39,4%
Silt
39,1%
5–15 cm
pH H₂O
5,7
Org. C
47,7g/kg
Clay
23,1%
Sand
38,7%
Silt
38,2%
15–30 cm
pH H₂O
5,7
Org. C
27,3g/kg
Clay
25,8%
Sand
37,5%
Silt
36,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest20.8%
Crops3.6%
Built-up4.5%
Bare soil0.6%
Other (grassland, water…)70.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
17,5km
Lake surface here
13,31km²
Basins crossed
2
Max stream order
4
Max drainage
4 340km²
Discharge in basins
11,2m³/s
Mean precip.
1 353mm/an
Mean T°
6,6°C
Moisture idx
0,47
Max snow
29%
Mean runoff
1 345mm/an
Mean elev. (basins)
1 144m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
7,5nW
Built-up
450,0%
Pesticides
4,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN Not Reported · 4IUCN II · 1IUCN IV · 1
Lago di Mergozzo e Mont'Orfano
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
5 km²
Riserva naturale speciale Fondo Toce
IUCN IVRegional/Provincial Nature Reserve · 1990
4 km²
Fondo Toce
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
4 km²
Fondo Toce
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2017
4 km²
Lago di Mergozzo
IUCN Not ReportedSite of Community Importance (Habitats Directive)
2 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN