HydroBASINS lev08 watershed · #2080559400
Bassin du Dourdou de Conques
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 1 administrative regions : Aveyron
Sub-basin area
630,5km²
Upstream area
630,8km²
Discharge
9,16m³/s
Mean elev.
511m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
40 communes (GADM L5)Available for FRA, RWA
- Salles-la-Source76.76 km²100% commune
- Bozouls58.78 km²85% commune
- Rodelle48.36 km²90% commune
- Mouret32.04 km²100% commune
- Conques30.65 km²100% commune
- Saint-Cyprien-sur-Dourdou29.46 km²95% commune
- Nauviale25.00 km²100% commune
- Gabriac24.69 km²96% commune
- Sébazac-Concourès22.02 km²82% commune
- Clairvaux-d'Aveyron21.61 km²88% commune
- Saint-Christophe-Vallon20.47 km²86% commune
- Pruines18.90 km²100% commune
- Sénergues18.85 km²42% commune
- Cruéjouls16.54 km²90% commune
- Grand-Vabre15.53 km²53% commune
- Balsac15.35 km²100% commune
- Valady15.31 km²100% commune
- Muret-le-Château14.84 km²100% commune
- Marcillac-Vallon14.68 km²100% commune
- Villecomtal12.99 km²92% commune
- Saint-Félix-de-Lunel12.85 km²69% commune
- Onet-le-Château12.13 km²30% commune
- Bertholène11.24 km²24% commune
- Lassouts9.99 km²32% commune
- Druelle9.50 km²27% commune
- Goutrens8.90 km²35% commune
- Montrozier7.14 km²15% commune
- Mayran6.55 km²43% commune
- La Loubière6.27 km²22% commune
- Noailhac5.83 km²37% commune
- Campuac4.96 km²26% commune
- Espalion2.06 km²6% commune
- Escandolières0.73 km²5% commune
- Almont-les-Junies0.49 km²2% commune
- Sainte-Eulalie-d'Olt0.09 km²1% commune
- Firmi0.09 km²0% commune
- Golinhac0.08 km²0% commune
- Auzits0.06 km²0% commune
- Pierrefiche0.05 km²0% commune
- Sébrazac0.00 km²0% commune
3 intersecting protected areas
Special Areas of Conservation (Habitats Directive)
8.68 km² overlap
Causse Comtal
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.58 km² overlap
Causse Du Puech Hiver
IUCN IVBiotope Protection Order
0.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 025 distinct species · 79 070 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Bassin du Dourdou de Conques : 32 espèces + 6 bulles famille, 96 interactions GloBI documentées sur 4 types (connectance 13.7%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
11,5°C
Annual rain
752mm
Moisture idx (CMI)
-0,22
Runoff
465mm/an
PET
966mm
AET
634mm
Mean slope
7,1°
Water table
387cm
Forest
22%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)