Ecrins [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1973
1 598 km²
Commune · FRA
Saint-Jean-Saint-Nicolas
France
DfbCold, no dry season, warm summer(64 %)
Species observed
2 495
Observations
117 613
Area
37,6km²
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 Saint-Jean-Saint-Nicolas : 34 espèces + 5 bulles famille, 72 interactions GloBI documentées sur 5 types (connectance 9.7%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
39
Interactions affichées
72
Connectance
0.097
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
2 495 distinct species · 117 613 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,6°C
Annual rain
1 499mm
Warmest m°
19,6°C
Coldest m°
-10,2°C
Elevation: 1 594 m on average (min 1 119 m, max 2 393 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,6°C
Annual rain
1 499mm
Warmest month
19,6°C
Coldest month
-10,2°C
Mean alt.
1 594m
Min
1 119m
Max
2 393m
Std. dev.
335m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(64 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,5
Org. C
72,5g/kg
Clay
21,8%
Sand
38,1%
Silt
40,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Hautes-Alpes
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
100,7g/kg
Clay
19,9%
Sand
39,0%
Silt
41,1%
5–15 cm
pH H₂O
6,5
Org. C
65,3g/kg
Clay
20,0%
Sand
39,1%
Silt
40,9%
15–30 cm
pH H₂O
6,6
Org. C
51,6g/kg
Clay
25,4%
Sand
36,2%
Silt
38,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest31.4%
Crops6.6%
Built-up0.5%
Bare soil5.5%
Other (grassland, water…)56.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
7,1km
Basins crossed
1
Max stream order
3
Max drainage
541km²
Discharge in basins
0,7m³/s
Mean precip.
1 210mm/an
Mean T°
4,4°C
Moisture idx
0,42
Max snow
32%
Mean runoff
507mm/an
Mean elev. (basins)
1 731m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
45,2%
Pesticides
47,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN V · 1
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.