HydroBASINS lev08 watershed · #2080481100
Bassin de Canal d'Orléans
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 : Loiret
Sub-basin area
469km²
Upstream area
469,1km²
Discharge
3,34m³/s
Mean elev.
114m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 470.4 km²100.0% of basin
43 communes (GADM L5)Available for FRA, RWA
- Montereau40.60 km²80% commune
- Lorris37.32 km²84% commune
- Sury-aux-Bois31.34 km²82% commune
- Oussoy-en-Gâtinais24.04 km²100% commune
- Châtenoy23.47 km²89% commune
- Vimory22.54 km²84% commune
- Auvilliers-en-Gâtinais19.40 km²94% commune
- Chevillon-sur-Huillard19.39 km²100% commune
- Chailly-en-Gâtinais19.12 km²100% commune
- Pannes18.76 km²91% commune
- Noyers18.40 km²100% commune
- Beauchamps-sur-Huillard17.90 km²100% commune
- Varennes-Changy17.26 km²58% commune
- Vieilles-Maisons-sur-Joudry16.32 km²100% commune
- Saint-Maurice-sur-Fessard15.53 km²100% commune
- Villemoutiers15.10 km²93% commune
- Coudroy14.12 km²100% commune
- Le Moulinet-sur-Solin13.40 km²69% commune
- La Cour-Marigny12.64 km²100% commune
- Thimory12.24 km²100% commune
- Corquilleroy9.65 km²69% commune
- Presnoy7.65 km²100% commune
- Villemandeur7.56 km²66% commune
- Lombreuil7.43 km²100% commune
- Quiers-sur-Bézonde5.55 km²34% commune
- Ladon4.69 km²35% commune
- Châlette-sur-Loing3.01 km²23% commune
- Bellegarde2.80 km²59% commune
- Saint-Hilaire-sur-Puiseaux2.74 km²25% commune
- Ouzouer-sous-Bellegarde2.53 km²22% commune
- Moulon2.51 km²25% commune
- Nesploy1.34 km²10% commune
- Bouzy-la-Forêt1.06 km²3% commune
- Langesse0.97 km²11% commune
- Combreux0.68 km²5% commune
- Nibelle0.56 km²2% commune
- Cepoy0.34 km²4% commune
- Villevoques0.25 km²5% commune
- Saint-Martin-d'Abbat0.07 km²0% commune
- Bray-en-Val0.07 km²0% commune
- Girolles0.02 km²0% commune
- Ouzouer-des-Champs0.01 km²0% commune
- Montargis0.01 km²0% commune
2 intersecting protected areas
Forêt d'Orléans
IUCN Not ReportedSpecial Protection Area (Birds Directive)
33.33 km² overlap
Forêt d'Orléans et périphérie
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
4.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 870 distinct species · 252 000 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Canal d'Orléans : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 92 interactions GloBI sur 6 types (connectance 17.4%, filtre Serrano α=0.2). 5 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°
11,0°C
Annual rain
659mm
Moisture idx (CMI)
-0,23
Runoff
225mm/an
PET
856mm
AET
556mm
Mean slope
0,8°
Water table
36cm
Forest
16%
Crops
54%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)