Vallée de la Dordogne sur l'ensemble de son cours et affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2009
76 km²
Commune · FRA
Liourdres
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 402
Observations
11 626
Area
5,9km²
Ecological tissue
Sample of 40 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 Liourdres : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 125 interactions GloBI sur 6 types (connectance 14.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
42
Interactions affichées
125
Connectance
0.145
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
1 402 distinct species · 11 626 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,7°C
Annual rain
1 182mm
Warmest m°
25,7°C
Coldest m°
1,5°C
Elevation: 189 m on average (min 134 m, max 263 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,7°C
Annual rain
1 182mm
Warmest month
25,7°C
Coldest month
1,5°C
Mean alt.
189m
Min
134m
Max
263m
Std. dev.
35m
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
6,3
Org. C
43,3g/kg
Clay
33,0%
Sand
22,1%
Silt
44,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Corrèze
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
74,7g/kg
Clay
33,2%
Sand
22,8%
Silt
43,9%
5–15 cm
pH H₂O
6,3
Org. C
33,6g/kg
Clay
32,8%
Sand
21,9%
Silt
45,3%
15–30 cm
pH H₂O
6,3
Org. C
21,6g/kg
Clay
33,1%
Sand
21,5%
Silt
45,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest25.9%
Crops33.7%
Built-up1.0%
Bare soil0.4%
Other (grassland, water…)39.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,8km
Basins crossed
2
Max stream order
5
Max drainage
7 151km²
Discharge in basins
4,8m³/s
Mean precip.
835mm/an
Mean T°
11,6°C
Moisture idx
-0,13
Max snow
4%
Mean runoff
600mm/an
Mean elev. (basins)
329m
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
Night light
0,1nW
Built-up
96,2%
Pesticides
8,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 2IUCN IV · 1
Vallée de la Dordogne quercynoise
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2023
70 km²
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.