Parco nazionale della Val Grande
IUCN IINational Park · 1991
170 km²
Commune · ITA
Mergozzo
Italy
CfaTemperate, no dry season, hot summer(52 %)
Species observed
1 129
Observations
4 887
Area
26,9km²
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 Mergozzo : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 4 bulles famille, 52 interactions GloBI documentées sur 5 types (connectance 7.0%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
39
Interactions affichées
52
Connectance
0.070
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
1 129 distinct species · 4 887 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,7°C
Annual rain
1 787mm
Warmest m°
24,4°C
Coldest m°
-3,2°C
Elevation: 564 m on average (min 202 m, max 1 537 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,7°C
Annual rain
1 787mm
Warmest month
24,4°C
Coldest month
-3,2°C
Mean alt.
564m
Min
202m
Max
1 537m
Std. dev.
354m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(52 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,0
Org. C
52,0g/kg
Clay
21,5%
Sand
39,4%
Silt
39,1%
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
6,0
Org. C
82,8g/kg
Clay
20,0%
Sand
40,0%
Silt
40,1%
5–15 cm
pH H₂O
6,0
Org. C
45,4g/kg
Clay
21,2%
Sand
39,5%
Silt
39,4%
15–30 cm
pH H₂O
6,0
Org. C
27,7g/kg
Clay
23,4%
Sand
38,7%
Silt
37,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest50.7%
Crops2.9%
Built-up0.8%
Bare soil1.5%
Other (grassland, water…)44.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
5,8km
Lake surface here
1,71km²
Basins crossed
2
Max stream order
4
Max drainage
4 340km²
Discharge in basins
1,4m³/s
Mean precip.
1 451mm/an
Mean T°
4,4°C
Moisture idx
0,55
Max snow
29%
Mean runoff
1 381mm/an
Mean elev. (basins)
1 511m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
2,1nW
Built-up
77,6%
Pesticides
0,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN Not Reported · 5IUCN II · 1
Val Grande
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
119 km²
Val Grande
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2017
119 km²
Fiume Toce
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
27 km²
Lago di Mergozzo e Mont'Orfano
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
5 km²
Lago di Mergozzo
IUCN Not ReportedSite of Community Importance (Habitats Directive)
2 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN