Cévennes [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1970
2 183 km²
Commune · FRA
Le Collet-de-Dèze
France
CfbTemperate, no dry season, warm summer(41 %)
Species observed
1 823
Observations
15 700
Area
26,6km²
Ecological tissue
Sample of 35 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 Le Collet-de-Dèze : 21 espèces reliées par 105 interactions GloBI sur 5 types (connectance 15.8%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
37
Interactions affichées
105
Connectance
0.158
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
1 823 distinct species · 15 700 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,9°C
Annual rain
1 598mm
Warmest m°
26,3°C
Coldest m°
0,2°C
Elevation: 514 m on average (min 358 m, max 699 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,9°C
Annual rain
1 598mm
Warmest month
26,3°C
Coldest month
0,2°C
Mean alt.
514m
Min
358m
Max
699m
Std. dev.
105m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(41 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
49,5g/kg
Clay
28,1%
Sand
33,4%
Silt
38,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Lozère
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,7
Org. C
84,1g/kg
Clay
28,3%
Sand
33,4%
Silt
38,2%
5–15 cm
pH H₂O
6,7
Org. C
37,2g/kg
Clay
27,9%
Sand
33,5%
Silt
38,6%
15–30 cm
pH H₂O
6,7
Org. C
27,4g/kg
Clay
28,2%
Sand
33,2%
Silt
38,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest75.5%
Crops6.9%
Built-up0.4%
Bare soil0.2%
Other (grassland, water…)17.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
9,1km
Basins crossed
2
Max stream order
2
Max drainage
1 993km²
Discharge in basins
0,5m³/s
Mean precip.
751mm/an
Mean T°
12,4°C
Moisture idx
-0,23
Max snow
6%
Mean runoff
537mm/an
Mean elev. (basins)
301m
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
42,2%
Pesticides
0,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 2IUCN V · 1IUCN II · 1
Cévennes
IUCN IINational Park - Core Area · 1970
938 km²
Les Cévennes
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2020
915 km²
Vallée du Galeizon
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
86 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.