HydroBASINS lev08 watershed · #2080500460
Bassin de l'Indre
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 5 administrative regions : Cher, Creuse, Indre, Indre-et-Loire, Loir-et-Cher
Sub-basin area
3 272,6km²
Upstream area
3 272,8km²
Discharge
23,96m³/s
Mean elev.
158m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 1771.7 km²54.0% of basin
- 1462.9 km²44.6% of basin
- 26.7 km²0.8% of basin
- 18.9 km²0.6% of basin
- 1.1 km²0.0% of basin
189 communes (GADM L5)Available for FRA, RWA
- Loché-sur-Indrois74.37 km²100% commune
- Orbigny64.98 km²99% commune
- Genillé63.12 km²100% commune
- Nouans-les-Fontaines61.76 km²97% commune
- Buzançais52.83 km²89% commune
- Ardentes52.70 km²84% commune
- Saint-Branchs52.21 km²100% commune
- Villedieu-sur-Indre48.45 km²83% commune
- Châtillon-sur-Indre45.27 km²100% commune
- Vineuil44.93 km²100% commune
- Cheillé43.69 km²93% commune
- Le Poinçonnet43.44 km²94% commune
- Sorigny43.05 km²100% commune
- Saint-Maur42.71 km²60% commune
- Palluau-sur-Indre41.82 km²100% commune
- Manthelan39.95 km²100% commune
- Argy39.37 km²100% commune
- Tauxigny37.50 km²100% commune
- Verneuil-sur-Indre36.95 km²90% commune
- Crevant36.57 km²99% commune
- Villeloin-Coulangé34.99 km²100% commune
- Thilouze34.20 km²100% commune
- Esvres33.92 km²93% commune
- Clion33.53 km²100% commune
- Pouligny-Notre-Dame33.00 km²100% commune
- Préaux32.97 km²100% commune
- Saint-Hippolyte32.95 km²100% commune
- Saint-Lactencin32.67 km²100% commune
- Déols32.59 km²100% commune
- Brion32.24 km²74% commune
- Écueillé31.31 km²90% commune
- Thevet-Saint-Julien31.19 km²100% commune
- Cléré-du-Bois30.05 km²82% commune
- Chassignolles30.03 km²100% commune
- Chambourg-sur-Indre28.65 km²100% commune
- Saché28.28 km²100% commune
- Coings28.26 km²97% commune
- Le Louroux27.91 km²98% commune
- Crozon-sur-Vauvre27.88 km²100% commune
- Monts27.65 km²100% commune
- Veigné27.45 km²100% commune
- Loches27.29 km²98% commune
- Saint-Quentin-sur-Indrois27.24 km²99% commune
- Dolus-le-Sec27.20 km²100% commune
- Azay-le-Rideau27.08 km²99% commune
- Sainte-Sévère-sur-Indre26.33 km²100% commune
- Perrusson25.97 km²90% commune
- Niherne25.92 km²59% commune
- Montgivray25.70 km²100% commune
- Chemillé-sur-Indrois25.47 km²100% commune
- Courçay25.46 km²100% commune
- Fléré-la-Rivière25.23 km²100% commune
- Villegouin24.96 km²100% commune
- Pérassay24.82 km²100% commune
- Châteauroux24.71 km²100% commune
- Saint-Genou24.28 km²100% commune
- Mers-sur-Indre23.82 km²92% commune
- Briantes23.41 km²100% commune
- Sennevières23.12 km²100% commune
- Murs22.91 km²100% commune
- Sazeray22.90 km²98% commune
- Chédigny22.62 km²100% commune
- Montierchaume22.41 km²60% commune
- Reignac-sur-Indre22.12 km²100% commune
- Le Tranger22.12 km²100% commune
- Arpheuilles21.81 km²100% commune
- Artannes-sur-Indre21.77 km²100% commune
- Montipouret21.44 km²77% commune
- Aigurande21.43 km²76% commune
- Saint-Jean-Saint-Germain21.24 km²100% commune
- Cigogné21.22 km²98% commune
- Nohant-Vic21.02 km²97% commune
- Saulnay20.70 km²93% commune
- Heugnes20.68 km²48% commune
- Vijon20.32 km²100% commune
- Ferrière-sur-Beaulieu20.03 km²100% commune
- Saint-Flovier19.93 km²69% commune
- Saint-Priest-la-Marche19.73 km²100% commune
- Beaumont-Village19.32 km²100% commune
- Sarzay18.77 km²100% commune
- Montlevicq18.74 km²100% commune
- Villegongis18.37 km²100% commune
- Le Magny18.16 km²100% commune
- Villers-les-Ormes18.15 km²100% commune
- Étrechet18.07 km²98% commune
- Villiers17.76 km²70% commune
- Chezelles17.55 km²100% commune
- Louans16.73 km²92% commune
- Villedômain16.72 km²100% commune
- Pellevoisin16.66 km²65% commune
- Pouligny-Saint-Martin15.99 km²100% commune
- Joué-lès-Tours15.98 km²48% commune
- Truyes15.75 km²100% commune
- Saint-Chartier15.21 km²55% commune
- Bridoré15.13 km²100% commune
- Chambray-lès-Tours14.92 km²78% commune
- Sainte-Gemme14.73 km²42% commune
- Chanceaux-près-Loches14.62 km²100% commune
- Saint-Cyran-du-Jambot14.40 km²100% commune
- Lacs13.97 km²100% commune
- Azay-sur-Indre13.87 km²100% commune
- Levroux13.81 km²24% commune
- Sougé13.44 km²100% commune
- Athée-sur-Cher12.91 km²38% commune
- Diors12.71 km²50% commune
- Feusines12.68 km²100% commune
- Vicq-Exemplet12.59 km²32% commune
- Villaines-les-Rochers12.53 km²100% commune
- Saint-Médard12.42 km²100% commune
- Avon-les-Roches12.23 km²37% commune
- Druye12.17 km²52% commune
- Mouzay11.98 km²51% commune
- Villeperdue11.39 km²97% commune
- Lignerolles11.11 km²86% commune
- Lourouer-Saint-Laurent10.76 km²100% commune
- Urciers10.67 km²54% commune
- Bussière-Saint-Georges10.58 km²47% commune
- Vigoulant10.32 km²100% commune
- La Berthenoux10.29 km²26% commune
- Verneuil-sur-Igneraie9.37 km²95% commune
- Jeu-les-Bois9.25 km²24% commune
- Néret8.94 km²48% commune
- Neuil7.76 km²41% commune
- La Chapelle-Orthemale7.53 km²45% commune
- Tranzault7.41 km²41% commune
- Le Liège7.41 km²67% commune
- Champillet6.97 km²100% commune
- Sublaines6.83 km²46% commune
- Cormery6.15 km²100% commune
- La Châtre6.09 km²100% commune
- La Motte-Feuilly6.05 km²100% commune
- Montbazon6.04 km²100% commune
- Saint-Pierre-de-Lamps6.03 km²61% commune
- Pont-de-Ruan5.73 km²100% commune
- Rivarennes5.67 km²30% commune
- Luçay-le-Mâle5.51 km²8% commune
- Bossée5.40 km²29% commune
- Saint-Denis-de-Jouhet5.06 km²11% commune
- Saint-Saturnin5.05 km²13% commune
- Nouzerines4.44 km²23% commune
- Saint-Bauld4.14 km²100% commune
- Vou3.69 km²17% commune
- Beaulieu-lès-Loches3.60 km²100% commune
- Luzillé3.56 km²9% commune
- Francillon3.39 km²33% commune
- Bréhémont3.29 km²25% commune
- Panzoult2.97 km²8% commune
- Ballan-Miré2.92 km²11% commune
- Céré-la-Ronde2.77 km²6% commune
- La Chapelle-Blanche-Saint-Martin2.57 km²9% commune
- Arthon2.39 km²5% commune
- Saint-Épain2.19 km²3% commune
- Préveranges1.90 km²5% commune
- La Forêt-du-Temple1.87 km²24% commune
- Larçay1.87 km²17% commune
- Saint-Avertin1.62 km²12% commune
- Mézières-en-Brenne1.61 km²2% commune
- Paulnay1.60 km²4% commune
- La Champenoise1.25 km²3% commune
- Crissay-sur-Manse1.23 km²16% commune
- Betz-le-Château1.22 km²3% commune
- Sainte-Catherine-de-Fierbois1.19 km²8% commune
- Fougerolles1.12 km²6% commune
- Frédille1.08 km²17% commune
- Saint-Martin-de-Lamps1.01 km²7% commune
- Lignières-de-Touraine0.95 km²10% commune
- Montrésor0.91 km²100% commune
- Charnizay0.89 km²2% commune
- Varennes0.67 km²6% commune
- Tercillat0.61 km²4% commune
- Mareuil-sur-Cher0.58 km²2% commune
- Nouziers0.58 km²4% commune
- Vallères0.56 km²4% commune
- Bléré0.55 km²2% commune
- Saint-Senoch0.55 km²2% commune
- La Buxerette0.50 km²4% commune
- Obterre0.48 km²2% commune
- Saint-Christophe-en-Boucherie0.48 km²2% commune
- Azay-sur-Cher0.45 km²2% commune
- Lys-Saint-Georges0.43 km²3% commune
- Châteauvieux0.38 km²1% commune
- Saint-Marien0.36 km²3% commune
- Lourdoueix-Saint-Pierre0.31 km²1% commune
- Saint-Aignan0.18 km²1% commune
- La Cellette0.17 km²1% commune
- Velles0.07 km²0% commune
- Jeu-Maloches0.02 km²0% commune
- Sassierges-Saint-Germain0.01 km²0% commune
- Faverolles0.01 km²0% commune
25 intersecting protected areas
Loire-Anjou-Touraine
IUCN VRegional Nature Park
178.09 km² overlap
Champeigne
IUCN Not ReportedSpecial Protection Area (Birds Directive)
113.68 km² overlap
Brenne
IUCN VRegional Nature Park
56.86 km² overlap
La Brenne
IUCN Not ReportedWetland of International Importance (Ramsar Site)
56.55 km² overlap
Vallée de l'Indre
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
21.51 km² overlap
Brenne
IUCN Not ReportedSpecial Protection Area (Birds Directive)
16.04 km² overlap
Grande Brenne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
15.94 km² overlap
Basses vallées de la Vienne et de l'Indre
IUCN Not ReportedSpecial Protection Area (Birds Directive)
9.12 km² overlap
Complexe forestier de Chinon, landes du Ruchard
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
6.83 km² overlap
16 more protected areassorted by overlap area
Vallon Du Maupas
IUCN IVForest Managed Biological Reserve
1.92 km² overlap
Vallon du Maupas (Du)
IUCN IaForest Integral Biological Reserve
0.56 km² overlap
prairies du montet (les)
IUCN IVLand acquired by a regional conservatory of natural areas
0.21 km² overlap
prairie de la bouchere (la)
IUCN IVLand acquired by a regional conservatory of natural areas
0.21 km² overlap
grands bois (les)
IUCN IVLand acquired by a regional conservatory of natural areas
0.08 km² overlap
Land acquired by a regional conservatory of natural areas
0.06 km² overlap
Vallée de la Loire d'Indre-et-Loire
IUCN Not ReportedSpecial Protection Area (Birds Directive)
0.06 km² overlap
La Loire de Candes Saint Martin à Mosnes
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.06 km² overlap
fosse seche
IUCN IVLand acquired by a regional conservatory of natural areas
0.05 km² overlap
vallee du bourdin (la)
IUCN IVLand acquired by a regional conservatory of natural areas
0.05 km² overlap
boisements en champeigne
IUCN IVLand acquired by a regional conservatory of natural areas
0.04 km² overlap
prairie de vaux (la)
IUCN IVLand acquired by a regional conservatory of natural areas
0.01 km² overlap
ruaux (les)
IUCN IVLand acquired by a regional conservatory of natural areas
0.00 km² overlap
caves de puits gibert (les)
IUCN IVLand acquired by a regional conservatory of natural areas
0.00 km² overlap
Caves Du Puits Gibert
IUCN IVBiotope Protection Order
0.00 km² overlap
caves du tranger (les)
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
9 440 distinct species · 1 183 888 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 de l'Indre : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 143 interactions GloBI sur 5 types (connectance 19.3%, filtre Serrano α=0.2). 12 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°
11,1°C
Annual rain
724mm
Moisture idx (CMI)
-0,17
Runoff
230mm/an
PET
869mm
AET
598mm
Mean slope
1,5°
Water table
111cm
Forest
4%
Crops
64%
Urban
3%
Protected
7%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)