HydroBASINS lev08 watershed · #2080555360
Bassin de la Dordogne
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Corrèze, Lot
Sub-basin area
227,6km²
Upstream area
7 568,7km²
Discharge
180,45m³/s
Mean elev.
245m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Sourdoire216 km²
- Bassin de Ruisseau de la Doue190 km²
2 dept-equivalent regions (GADM L2)
- 227.4 km²99.7% of basin
- 0.7 km²0.3% of basin
25 communes (GADM L5)Available for FRA, RWA
- Martel28.25 km²79% commune
- Montvalent27.49 km²100% commune
- Miers22.76 km²90% commune
- Cuzance22.20 km²74% commune
- Rocamadour16.94 km²34% commune
- Floirac15.82 km²83% commune
- Baladou15.01 km²100% commune
- Alvignac12.64 km²96% commune
- Lacave10.59 km²48% commune
- Gignac9.61 km²23% commune
- Creysse9.51 km²100% commune
- Saint-Sozy8.02 km²93% commune
- Meyronne7.93 km²100% commune
- Mayrac7.51 km²96% commune
- Cressensac6.30 km²28% commune
- Saint-Denis-lès-Martel2.77 km²33% commune
- Pinsac1.50 km²8% commune
- Thégra0.87 km²7% commune
- Lachapelle-Auzac0.69 km²2% commune
- Estivals0.56 km²7% commune
- Rignac0.32 km²3% commune
- Strenquels0.30 km²3% commune
- Padirac0.23 km²3% commune
- Carennac0.17 km²1% commune
- Nespouls0.10 km²0% commune
7 intersecting protected areas
Causses Du Quercy
IUCN VRegional Nature Park
63.98 km² overlap
Vallée de la Dordogne quercynoise
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
23.18 km² overlap
Cours Lotois De La Dordogne
IUCN IVBiotope Protection Order
1.93 km² overlap
Vieux chênes des Imbards
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.33 km² overlap
ile de la borgne
IUCN IVLand acquired by a regional conservatory of natural areas
0.03 km² overlap
Falaises lotoises (Rapaces)
IUCN IVBiotope Protection Order
0.01 km² overlap
Vallées de l'Ouysse et de l'Alzou
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 830 distinct species · 105 953 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de la Dordogne : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 108 interactions GloBI sur 6 types (connectance 15.4%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
12,1°C
Annual rain
829mm
Moisture idx (CMI)
-0,16
Runoff
494mm/an
PET
985mm
AET
679mm
Mean slope
4,4°
Water table
227cm
Forest
25%
Crops
10%
Urban
0%
Protected
29%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)