La Dordogne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
57 km²
Commune · FRA
Alles-sur-Dordogne
France
CfaTemperate, no dry season, hot summer(56 %)
Species observed
1 319
Observations
9 927
Area
9km²
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 Alles-sur-Dordogne : 34 espèces + 5 bulles famille, 80 interactions GloBI documentées sur 5 types (connectance 10.8%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
39
Interactions affichées
80
Connectance
0.108
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
1 319 distinct species · 9 927 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,4°C
Annual rain
824mm
Warmest m°
26,4°C
Coldest m°
2,5°C
Elevation: 90 m on average (min 53 m, max 168 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,4°C
Annual rain
824mm
Warmest month
26,4°C
Coldest month
2,5°C
Mean alt.
90m
Min
53m
Max
168m
Std. dev.
36m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(56 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,2
Org. C
31,4g/kg
Clay
27,4%
Sand
38,2%
Silt
34,4%
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
6,2
Org. C
51,0g/kg
Clay
26,8%
Sand
38,0%
Silt
35,1%
5–15 cm
pH H₂O
6,2
Org. C
26,8g/kg
Clay
26,5%
Sand
39,1%
Silt
34,4%
15–30 cm
pH H₂O
6,2
Org. C
16,4g/kg
Clay
29,0%
Sand
37,6%
Silt
33,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest38.7%
Crops29.5%
Built-up1.5%
Bare soil0.9%
Other (grassland, water…)29.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,8km
Basins crossed
3
Max stream order
6
Max drainage
15 675km²
Discharge in basins
2,5m³/s
Mean precip.
860mm/an
Mean T°
12,4°C
Moisture idx
-0,13
Max snow
3%
Mean runoff
468mm/an
Mean elev. (basins)
116m
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
0,0nW
Built-up
151,7%
Pesticides
43,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN IV · 1🌊 Marine · 1
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.