HydroBASINS lev08 watershed · #2080553920
Bassin de la Barbanne
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 : Gironde
Sub-basin area
87,4km²
Upstream area
7 557,9km²
Discharge
127,54m³/s
Mean elev.
44m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Saye337 km²
- Bassin de Ruisseau de Lavie112 km²
1 dept-equivalent regions (GADM L2)
- 87.6 km²100.0% of basin
20 communes (GADM L5)Available for FRA, RWA
- Montagne16.96 km²63% commune
- Puisseguin9.81 km²56% commune
- Saint-Émilion8.73 km²31% commune
- Libourne7.14 km²34% commune
- Saillans6.26 km²99% commune
- Saint-Genès-de-Castillon5.83 km²85% commune
- Fronsac5.76 km²38% commune
- Néac5.14 km²72% commune
- Saint-Christophe-des-Bardes4.93 km²65% commune
- Saint-Philippe-d'Aiguille3.93 km²68% commune
- Pomerol3.77 km²60% commune
- Les Billaux3.48 km²54% commune
- Lalande-de-Pomerol3.12 km²40% commune
- Saint-Étienne-de-Lisse0.94 km²13% commune
- Galgon0.74 km²5% commune
- Saint-Aignan0.57 km²21% commune
- Gardegan-et-Tourtirac0.30 km²3% commune
- Villegouge0.09 km²1% commune
- Saint-Michel-de-Fronsac0.07 km²1% commune
- Savignac-de-l'Isle0.06 km²1% commune
1 intersecting protected areas
Vallée de l'Isle de Périgueux à sa confluence avec la Dordogne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
9.35 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 832 distinct species · 23 775 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de la Barbanne : 33 espèces + 6 bulles famille, 96 interactions GloBI documentées sur 5 types (connectance 13.0%, 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°
12,5°C
Annual rain
888mm
Moisture idx (CMI)
-0,09
Runoff
494mm/an
PET
972mm
AET
674mm
Mean slope
1,8°
Water table
110cm
Forest
0%
Crops
56%
Urban
8%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)