HydroBASINS lev08 watershed · #2080528100
Bassin de Bief du Moulin Cothenet
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 : Ain, Rhône
Sub-basin area
158,8km²
Upstream area
158,8km²
Discharge
1,8m³/s
Mean elev.
468m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 159.1 km²100.0% of basin
- 0.1 km²0.0% of basin
27 communes (GADM L5)Available for FRA, RWA
- Les Ardillats22.54 km²97% commune
- Quincié-en-Beaujolais21.40 km²98% commune
- Beaujeu18.03 km²100% commune
- Marchampt17.43 km²99% commune
- Saint-Didier-sur-Beaujeu13.65 km²95% commune
- Régnié-Durette11.49 km²100% commune
- Saint-Jean-d'Ardières11.34 km²91% commune
- Villié-Morgon9.55 km²51% commune
- Lantignié7.38 km²100% commune
- Vernay5.38 km²100% commune
- Cercié4.80 km²100% commune
- Chénelette4.21 km²40% commune
- Saint-Lager3.14 km²39% commune
- Taponas2.86 km²39% commune
- Avenas1.82 km²19% commune
- Odenas0.86 km²10% commune
- Monsols0.67 km²3% commune
- Ouroux0.64 km²3% commune
- Claveisolles0.50 km²2% commune
- Corcelles-en-Beaujolais0.47 km²5% commune
- Chiroubles0.37 km²5% commune
- Belleville0.23 km²2% commune
- Le Perréon0.15 km²1% commune
- Saint-Étienne-la-Varenne0.10 km²1% commune
- Guéreins0.08 km²2% commune
- Vauxrenard0.07 km²0% commune
- Poule-les-Écharmeaux0.00 km²0% commune
3 intersecting protected areas
Biotope Protection Order
4.47 km² overlap
Prairies humides et forêts alluviales du Val de Saône aval
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.14 km² overlap
lones du motio et de taponas
IUCN IVLand acquired by a regional conservatory of natural areas
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 771 distinct species · 121 634 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Bief du Moulin Cothenet : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 4 types (connectance 14.8%, filtre Serrano α=0.2). 9 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°
9,9°C
Annual rain
834mm
Moisture idx (CMI)
0,00
Runoff
358mm/an
PET
833mm
AET
647mm
Mean slope
9,6°
Water table
400cm
Forest
40%
Crops
34%
Urban
3%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)