La Dordogne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
57 km²
Commune · FRA
Bézenac
France
CfbTemperate, no dry season, warm summer(67 %)
Species observed
1 242
Observations
7 998
Area
4,3km²
Ecological tissue
Sample of 39 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 Bézenac : 36 espèces + 3 bulles famille, 91 interactions GloBI documentées sur 5 types (connectance 12.3%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
39
Interactions affichées
91
Connectance
0.123
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
1 242 distinct species · 7 998 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,1°C
Annual rain
852mm
Warmest m°
26,0°C
Coldest m°
2,3°C
Elevation: 147 m on average (min 64 m, max 231 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,1°C
Annual rain
852mm
Warmest month
26,0°C
Coldest month
2,3°C
Mean alt.
147m
Min
64m
Max
231m
Std. dev.
65m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(67 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,1
Org. C
48,9g/kg
Clay
24,7%
Sand
35,4%
Silt
39,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Dordogne
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
90,5g/kg
Clay
23,6%
Sand
35,3%
Silt
41,1%
5–15 cm
pH H₂O
6,1
Org. C
35,5g/kg
Clay
24,4%
Sand
35,0%
Silt
40,6%
15–30 cm
pH H₂O
6,1
Org. C
20,9g/kg
Clay
26,1%
Sand
35,9%
Silt
38,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest51.5%
Crops21.8%
Built-up0.9%
Bare soil0.5%
Other (grassland, water…)25.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
1,1km
Basins crossed
1
Max stream order
5
Max drainage
9 575km²
Discharge in basins
2,6m³/s
Mean precip.
846mm/an
Mean T°
12,3°C
Moisture idx
-0,14
Max snow
2%
Mean runoff
465mm/an
Mean elev. (basins)
168m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
94,1%
Pesticides
1,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 2IUCN IV · 1🌊 Marine · 1
Coteaux calcaires de la vallée de la Dordogne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2018
37 km²
Rivière Dordogne
IUCN IVBiotope Protection Order · 1991
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.