Vallée de la Dordogne quercynoise
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2023
70 km²
Commune · FRA
Bétaille
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
761
Observations
2 652
Area
14,1km²
Ecological tissue
Sample of 38 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 Bétaille : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 5 bulles famille, 105 interactions GloBI documentées sur 5 types (connectance 14.9%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
38
Interactions affichées
105
Connectance
0.149
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
761 distinct species · 2 652 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,9°C
Annual rain
1 047mm
Warmest m°
26,1°C
Coldest m°
1,7°C
Elevation: 146 m on average (min 118 m, max 210 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,9°C
Annual rain
1 047mm
Warmest month
26,1°C
Coldest month
1,7°C
Mean alt.
146m
Min
118m
Max
210m
Std. dev.
23m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,4
Org. C
39,0g/kg
Clay
35,8%
Sand
19,7%
Silt
44,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Lot
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
63,7g/kg
Clay
35,6%
Sand
20,8%
Silt
43,6%
5–15 cm
pH H₂O
6,4
Org. C
33,5g/kg
Clay
35,2%
Sand
20,3%
Silt
44,5%
15–30 cm
pH H₂O
6,4
Org. C
19,9g/kg
Clay
36,7%
Sand
18,0%
Silt
45,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest25.1%
Crops35.8%
Built-up1.4%
Bare soil0.7%
Other (grassland, water…)37.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
3,7km
Basins crossed
1
Max stream order
5
Max drainage
7 151km²
Discharge in basins
11,3m³/s
Mean precip.
820mm/an
Mean T°
12,2°C
Moisture idx
-0,17
Max snow
3%
Mean runoff
552mm/an
Mean elev. (basins)
238m
Watersheds crossing here
Rivers / streams (3, 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
138,7%
Pesticides
21,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN IV · 1
Cours Lotois De La Dordogne
IUCN IVBiotope Protection Order · 1987
6 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.