Cévennes [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1970
2 183 km²
Commune · FRA
Saint-Florent-sur-Auzonnet
France
CfaTemperate, no dry season, hot summer(73 %)
Species observed
1 032
Observations
8 206
Area
9,4km²
Ecological tissue
Sample of 41 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-Florent-sur-Auzonnet : 37 espèces + 4 bulles famille, 86 interactions GloBI documentées sur 5 types (connectance 10.5%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
41
Interactions affichées
86
Connectance
0.105
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
1 032 distinct species · 8 206 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,0°C
Annual rain
1 512mm
Warmest m°
27,8°C
Coldest m°
0,9°C
Elevation: 337 m on average (min 277 m, max 396 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,0°C
Annual rain
1 512mm
Warmest month
27,8°C
Coldest month
0,9°C
Mean alt.
337m
Min
277m
Max
396m
Std. dev.
41m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(73 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,6
Org. C
46,3g/kg
Clay
24,2%
Sand
31,6%
Silt
44,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Gard
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
80,8g/kg
Clay
23,4%
Sand
31,7%
Silt
44,9%
5–15 cm
pH H₂O
6,7
Org. C
32,4g/kg
Clay
22,8%
Sand
31,7%
Silt
45,4%
15–30 cm
pH H₂O
6,7
Org. C
25,7g/kg
Clay
26,5%
Sand
31,4%
Silt
42,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest67.1%
Crops5.5%
Built-up1.4%
Bare soil0.5%
Other (grassland, water…)25.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,3km
Basins crossed
2
Max stream order
1
Max drainage
1 993km²
Discharge in basins
0,2m³/s
Mean precip.
762mm/an
Mean T°
12,3°C
Moisture idx
-0,21
Max snow
6%
Mean runoff
502mm/an
Mean elev. (basins)
302m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,5nW
Built-up
135,2%
Pesticides
41,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN IV · 1
Vallée De L\'Avène
IUCN IVBiotope Protection Order · 1991
3 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.