National Park · ita
Parco nazionale della Val Grande
- Area
- 170 km²
- IUCN cat.
- II
- Year
- 1991
Overview
- Designation
- National Park
- IUCN category
- II · Parc national
Écosystèmes préservés + récréation grand public
- Established
- 1991
- Managing authority
- Ministero dell'Ambiente e della Tutela del Territorio e del Mare
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 341 distinct species · 6 609 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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).
Indicateurs du tissu écologique
Tissu écologique de Parco nazionale della Val Grande : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 6 types (connectance 10.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology4 basins · 0 lakes · 24 rivers
Hydrology metrics for this exact territory
Stream length here
59,7km
Basins crossed
4
Max stream order
4
Max drainage
4 340km²
Discharge in basins
74,9m³/s
Mean precip.
1 299mm/an
Mean T°
7,8°C
Moisture idx
0,42
Max snow
30%
Mean runoff
1 326mm/an
Mean elev. (basins)
934m
Watersheds crossing here
Rivers / streams (24, ord ≥ 4)
- Toceord 4len here10.86 km16%total69 km
- Rio Fiorinaord 3len here8.58 km100%total9 km
- Torrente San Bernardinoord 3len here6.78 km47%total14 km
- Val Manauord 3len here5.60 km98%total6 km
- Rio Val Gabbioord 2len here5.04 km100%total5 km
- Rio Pogalloord 2len here4.39 km100%total4 km
- Rio Pianezzoliord 1len here2.71 km100%total3 km
- Il Fiumeord 1len here2.46 km41%total6 km
- Rio Portaiolaord 1len here2.34 km100%total2 km
- Rio Pobbiéord 1len here2.16 km100%total2 km
- Torrente San Giovanniord 2len here2.01 km12%total17 km
- Rio Bletord 4len here1.86 km51%total4 km
12 more river segmentssorted by Strahler order + length
- Rio Crotord 4len here1.10 km30%total4 km
- Val Cauriord 1len here0.85 km100%total1 km
- Rio del Ragozzaleord 1len here0.85 km100%total1 km
- Niviaord 1len here0.74 km46%total2 km
- Val Gulaord 1len here0.45 km24%total2 km
- Buca della Valleord 4len here0.33 km16%total2 km
- Rio Meggianaord 3len here0.18 km2%total8 km
- Riale San Carloord 1len here0.18 km4%total5 km
- Rio Arsaord 2len here0.12 km4%total3 km
- Riale di Calagnoord 1len here0.04 km1%total3 km
- Rio dei Moliniord 2len here0.02 km1%total4 km
- Valle Mavaord 2len here0.01 km1%total2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 46.02185, 8.48282
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.