Gorges de l'Allier et affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2019
160 km²
Commune · FRA
Grèzes
France
CfbTemperate, no dry season, warm summer(63 %)
Species observed
880
Observations
10 732
Area
35,1km²
Ecological tissue
Sample of 32 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 Grèzes : 26 espèces + 6 bulles famille, 59 interactions GloBI documentées sur 4 types (connectance 11.9%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
32
Interactions affichées
59
Connectance
0.119
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
880 distinct species · 10 732 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,0°C
Annual rain
1 010mm
Warmest m°
20,3°C
Coldest m°
-3,8°C
Elevation: 1 198 m on average (min 1 024 m, max 1 406 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,0°C
Annual rain
1 010mm
Warmest month
20,3°C
Coldest month
-3,8°C
Mean alt.
1 198m
Min
1 024m
Max
1 406m
Std. dev.
92m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(63 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,9
Org. C
61,2g/kg
Clay
23,4%
Sand
40,5%
Silt
36,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Haute-Loire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
91,2g/kg
Clay
21,8%
Sand
41,3%
Silt
36,9%
5–15 cm
pH H₂O
6,0
Org. C
54,7g/kg
Clay
21,7%
Sand
41,7%
Silt
36,6%
15–30 cm
pH H₂O
6,0
Org. C
37,7g/kg
Clay
26,7%
Sand
38,5%
Silt
34,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest52.7%
Crops20.8%
Built-up0.2%
Bare soil0.9%
Other (grassland, water…)25.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
6,5km
Basins crossed
2
Max stream order
1
Max drainage
1 838km²
Discharge in basins
1,5m³/s
Mean precip.
743mm/an
Mean T°
8,2°C
Moisture idx
-0,09
Max snow
22%
Mean runoff
363mm/an
Mean elev. (basins)
947m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
20,3%
Pesticides
9,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 3IUCN IV · 1
Montagne de la Margeride
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2011
94 km²
Sommets et versants orientaux de la Margeride
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2012
12 km²
Stations À Bouleau Nain De Margeride
IUCN IVBiotope Protection Order · 1984
1 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.