Réseau de vallons d'altitude à Caricion
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2008
95 km²
Commune · FRA
Bramans
France
ETPolar, tundra(48 %)
Species observed
1 289
Observations
14 915
Area
101km²
Ecological tissue
Sample of 24 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 Bramans : 16 espèces + 8 bulles famille, 40 interactions GloBI documentées sur 6 types (connectance 14.5%, filtre Serrano α=0.2). Les 8 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
24
Interactions affichées
40
Connectance
0.145
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
1 289 distinct species · 14 915 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
-0,6°C
Annual rain
1 325mm
Warmest m°
14,5°C
Coldest m°
-14,6°C
Elevation: 2 382 m on average (min 1 298 m, max 3 119 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
-0,6°C
Annual rain
1 325mm
Warmest month
14,5°C
Coldest month
-14,6°C
Mean alt.
2 382m
Min
1 298m
Max
3 119m
Std. dev.
442m
Köppen-Geiger (dominant)
ETPolar, tundra(48 %)Polar
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
82,3g/kg
Clay
21,4%
Sand
39,0%
Silt
39,7%
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
6,2
Org. C
127,4g/kg
Clay
19,9%
Sand
39,4%
Silt
40,7%
5–15 cm
pH H₂O
6,3
Org. C
69,4g/kg
Clay
20,3%
Sand
39,5%
Silt
40,2%
15–30 cm
pH H₂O
6,3
Org. C
50,1g/kg
Clay
23,8%
Sand
38,1%
Silt
38,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.8%
Crops0.2%
Built-up0.1%
Bare soil29.8%
Other (grassland, water…)56.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
27,4km
Basins crossed
2
Max stream order
4
Max drainage
1 980km²
Discharge in basins
1,5m³/s
Mean precip.
1 446mm/an
Mean T°
2,8°C
Moisture idx
0,54
Max snow
42%
Mean runoff
526mm/an
Mean elev. (basins)
1 988m
Watersheds crossing here
Rivers / streams (7, ord ≥ 4)
- Ruisseau de Savineord 2len here6.15 km100%total6 km
- Ruisseau des Grandes Glièresord 1len here5.07 km100%total5 km
- Ruisseau de Lamérancheord 2len here4.97 km100%total5 km
- Ruisseau de la Molliazord 1len here4.71 km100%total5 km
- Ruisseau d'Ambinord 4len here4.06 km60%total7 km
- Ruisseau de Saint-Bernardord 1len here1.31 km20%total7 km
- Ruisseau Saint-Pierreord 4len here1.13 km21%total6 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
9,4%
Pesticides
16,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 2IUCN IV · 1
Montcenis Et Vallon De Savine
IUCN IVBiotope Protection Order · 1991
61 km²
Formations forestières et herbacées des Alpes internes
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2010
16 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.