Ecrins [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1973
1 598 km²
Commune · FRA
Saint-Sorlin-d'Arves
France
DfcCold, no dry season, cold summer(58 %)
Species observed
2 294
Observations
74 463
Area
44km²
Ecological tissue
Sample of 12 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 Saint-Sorlin-d'Arves : 10 espèces reliées par 12 interactions GloBI sur 2 types (connectance 18.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
12
Interactions affichées
12
Connectance
0.182
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 294 distinct species · 74 463 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
-0,2°C
Annual rain
2 009mm
Warmest m°
14,3°C
Coldest m°
-14,5°C
Elevation: 2 178 m on average (min 1 515 m, max 3 043 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
-0,2°C
Annual rain
2 009mm
Warmest month
14,3°C
Coldest month
-14,5°C
Mean alt.
2 178m
Min
1 515m
Max
3 043m
Std. dev.
386m
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
6,0
Org. C
81,1g/kg
Clay
20,0%
Sand
39,9%
Silt
40,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Savoie
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
117,5g/kg
Clay
18,8%
Sand
40,3%
Silt
40,9%
5–15 cm
pH H₂O
6,1
Org. C
75,3g/kg
Clay
19,6%
Sand
39,9%
Silt
40,5%
15–30 cm
pH H₂O
6,1
Org. C
50,3g/kg
Clay
21,6%
Sand
39,4%
Silt
39,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.8%
Crops0.3%
Built-up0.2%
Bare soil14.9%
Other (grassland, water…)76.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 2 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
9,9km
Lake surface here
0,24km²
Basins crossed
2
Max stream order
2
Max drainage
1 980km²
Discharge in basins
0,6m³/s
Mean precip.
1 460mm/an
Mean T°
2,6°C
Moisture idx
0,55
Max snow
42%
Mean runoff
521mm/an
Mean elev. (basins)
2 013m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,3nW
Built-up
16,4%
Pesticides
2,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN Not Reported · 1
Marais à Laiche bicolore, prairies de fauche et habitats rocheux du Vallon du Ferrand et du Plateau d'Emparis
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2006
24 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
France-specific data (Phase 2)
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.