HydroBASINS lev08 watershed · #2080507920
Bassin de la Vienne
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 : Indre-et-Loire, Vienne
Sub-basin area
814,6km²
Upstream area
10 185,3km²
Discharge
113,12m³/s
Mean elev.
106m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Vienne832 km²
- Bassin de la Palu451 km²
2 dept-equivalent regions (GADM L2)
- 798.8 km²97.8% of basin
- 17.9 km²2.2% of basin
67 communes (GADM L5)Available for FRA, RWA
- Archigny67.35 km²99% commune
- Châtellerault49.62 km²95% commune
- Ingrandes35.16 km²100% commune
- Dangé-Saint-Romain34.74 km²99% commune
- Saint-Genest-d'Ambière30.80 km²95% commune
- Thuré29.28 km²66% commune
- Thurageau29.26 km²83% commune
- Oyré29.18 km²87% commune
- Paizay-le-Sec28.55 km²80% commune
- Chenevelles28.41 km²98% commune
- Doussay27.48 km²99% commune
- Saint-Sauveur26.84 km²84% commune
- Antran23.57 km²100% commune
- La Puye23.34 km²100% commune
- Scorbé-Clairvaux20.85 km²95% commune
- Colombiers20.33 km²98% commune
- Vellèches20.12 km²100% commune
- Les Ormes18.79 km²80% commune
- Lencloître18.74 km²100% commune
- Usseau17.78 km²93% commune
- Monthoiron17.25 km²100% commune
- Senillé16.98 km²92% commune
- Antogny-le-Tillac14.25 km²82% commune
- Sainte-Radégonde12.74 km²100% commune
- Saint-Pierre-de-Maillé11.61 km²16% commune
- Ouzilly10.76 km²100% commune
- Leigné-sur-Usseau10.51 km²95% commune
- Savigny-sous-Faye10.38 km²68% commune
- Vendeuvre-du-Poitou10.28 km²25% commune
- Coussay9.78 km²49% commune
- Bonneuil-Matours9.37 km²22% commune
- La Bussière8.79 km²28% commune
- Lauthiers8.28 km²100% commune
- Marigny-Brizay8.12 km²37% commune
- Orches7.22 km²38% commune
- Vaux-sur-Vienne7.15 km²100% commune
- Mondion7.05 km²79% commune
- Availles-en-Châtellerault6.99 km²44% commune
- Chouppes6.35 km²20% commune
- Chauvigny5.60 km²6% commune
- Naintré5.34 km²21% commune
- Leigné-les-Bois4.61 km²15% commune
- Mirebeau4.24 km²31% commune
- Pleumartin3.47 km²14% commune
- Pussigny3.06 km²37% commune
- Cernay2.80 km²100% commune
- Vouneuil-sur-Vienne1.99 km²5% commune
- Saint-Savin1.81 km²10% commune
- Antigny1.15 km²3% commune
- Mairé1.15 km²5% commune
- Bellefonds1.01 km²12% commune
- Beaumont0.96 km²4% commune
- Port-de-Piles0.83 km²14% commune
- Coussay-les-Bois0.69 km²2% commune
- Sossais0.66 km²6% commune
- Buxeuil0.59 km²5% commune
- Bonnes0.55 km²2% commune
- Saint-Gervais-les-Trois-Clochers0.54 km²1% commune
- Fleix0.53 km²6% commune
- Marigny-Marmande0.49 km²2% commune
- Leugny0.40 km²3% commune
- Nouâtre0.08 km²1% commune
- Ports0.06 km²1% commune
- Saires0.06 km²0% commune
- Cheneché0.04 km²1% commune
- Blaslay0.00 km²0% commune
- Saint-Rémy-sur-Creuse0.00 km²0% commune
10 intersecting protected areas
Plateau de Bellefonds
IUCN Not ReportedSpecial Protection Area (Birds Directive)
7.12 km² overlap
Plaines du Mirebalais et du Neuvillois
IUCN Not ReportedSpecial Protection Area (Birds Directive)
2.86 km² overlap
Loire-Anjou-Touraine
IUCN VRegional Nature Park
0.69 km² overlap
Carrières des Pieds Grimaud
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.05 km² overlap
Biotope Protection Order
0.04 km² overlap
Land acquired by a regional conservatory of natural areas
0.04 km² overlap
petit etang de la puye
IUCN IVLand acquired by a regional conservatory of natural areas
0.03 km² overlap
mare de la genetiere
IUCN IVLand acquired by a regional conservatory of natural areas
0.02 km² overlap
Land acquired by a regional conservatory of natural areas
0.02 km² overlap
1 more protected areassorted by overlap area
carrieres des pieds grimauds
IUCN IVLand acquired by a regional conservatory of natural areas
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 410 distinct species · 193 593 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Vienne : 11 espèces reliées par 239 interactions GloBI sur 6 types (connectance 13.5%, filtre Serrano α=0.2). 49 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°
11,4°C
Annual rain
724mm
Moisture idx (CMI)
-0,18
Runoff
235mm/an
PET
885mm
AET
596mm
Mean slope
1,6°
Water table
132cm
Forest
5%
Crops
70%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)