Ecrins [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1973
1 598 km²
Subdivision · FRA
Briançon-Nord
France
DfcCold, no dry season, cold summer(62 %)
Species observed
3 512
Observations
176 346
Area
288,5km²
Ecological tissue
Sample of 34 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 Briançon-Nord : 29 espèces + 5 bulles famille, 46 interactions GloBI documentées sur 5 types (connectance 8.2%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
34
Interactions affichées
46
Connectance
0.082
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
3 512 distinct species · 176 346 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
0,3°C
Annual rain
1 301mm
Warmest m°
16,0°C
Coldest m°
-13,9°C
Elevation: 2 228 m on average (min 1 466 m, max 2 830 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
0,3°C
Annual rain
1 301mm
Warmest month
16,0°C
Coldest month
-13,9°C
Mean alt.
2 228m
Min
1 466m
Max
2 830m
Std. dev.
325m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(62 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,2
Org. C
74,7g/kg
Clay
21,0%
Sand
40,6%
Silt
38,4%
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
6,1
Org. C
112,8g/kg
Clay
19,5%
Sand
41,3%
Silt
39,3%
5–15 cm
pH H₂O
6,2
Org. C
64,8g/kg
Clay
19,6%
Sand
41,2%
Silt
39,2%
15–30 cm
pH H₂O
6,2
Org. C
46,6g/kg
Clay
23,9%
Sand
39,3%
Silt
36,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest11.6%
Crops0.2%
Built-up0.1%
Bare soil28.6%
Other (grassland, water…)59.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
57,5km
Basins crossed
3
Max stream order
2
Max drainage
2 551km²
Discharge in basins
4,7m³/s
Mean precip.
1 293mm/an
Mean T°
3,7°C
Moisture idx
0,47
Max snow
42%
Mean runoff
497mm/an
Mean elev. (basins)
1 915m
Watersheds crossing here
Rivers / streams (10, ord ≥ 4)
- La Claréeord 2len here16.12 km100%total16 km
- Ruisseau des Aclesord 2len here8.63 km100%total9 km
- Rio di Valle Strettaord 3len here7.03 km59%total12 km
- Torrent de Roubionord 2len here6.59 km100%total7 km
- Torrent du Vallonord 2len here4.29 km100%total4 km
- Ruisseau de la Vallée Étroiteord 1len here4.13 km100%total4 km
- Torrent du Grand Réalord 1len here3.27 km100%total3 km
- Piccola Doraord 1len here2.93 km49%total6 km
- Torrent de Granonord 1len here2.38 km100%total2 km
- La Duranceord 7len here2.16 km1%total283 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
10,7%
Pesticides
23,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas8
IUCN Not Reported · 4IUCN IV · 3IUCN V · 1
Clarée
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2010
257 km²
Landes, prairies et habitats rocheux du massif du mont Thabor
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
48 km²
Les Arnaud e Punta Quattro Sorelle
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
13 km²
Pendici del Monte Chaberton
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
3 km²
tourbiere de nevache
IUCN IVLand acquired by a regional conservatory of natural areas · 1998
0 km²
Complete list8 protected areas
- Ecrins [Aire D\'Adhésion]National Park - Buffer zone/Area of adhesionIUCN V19731 598 km²
- ClaréeSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2010257 km²
- Landes, prairies et habitats rocheux du massif du mont ThaborSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201448 km²
- Les Arnaud e Punta Quattro SorelleSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201613 km²
- Pendici del Monte ChabertonSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20163 km²
- tourbiere de nevacheLand acquired by a regional conservatory of natural areasIUCN IV19980 km²
- chardonnetLand acquired by a regional conservatory of natural areasIUCN IV20140 km²
- jardin alpin de la clareeLand acquired by a regional conservatory of natural areasIUCN IV20050 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
Sub-administrations3
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.