HydroBASINS lev08 watershed · #2080442020
Bassin de Canal des Ardennes
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 : Ardennes
Sub-basin area
129,7km²
Upstream area
3 557,7km²
Discharge
30,96m³/s
Mean elev.
110m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de l'Aisne885 km²
- Bassin de Plumion337 km²
24 communes (GADM L5)Available for FRA, RWA
- Saint-Fergeux21.97 km²85% commune
- Château-Porcien16.35 km²95% commune
- Blanzy-la-Salonnaise12.68 km²100% commune
- Chaumont-Porcien10.39 km²28% commune
- Remaucourt10.14 km²96% commune
- Seraincourt9.30 km²58% commune
- Taizy8.77 km²97% commune
- Condé-lès-Herpy8.61 km²69% commune
- Herpy-l'Arlésienne6.86 km²67% commune
- Aire6.29 km²95% commune
- Avançon5.77 km²27% commune
- Gomont3.78 km²55% commune
- Asfeld2.76 km²13% commune
- Balham1.71 km²100% commune
- Saint-Germainmont1.44 km²9% commune
- Son0.99 km²11% commune
- Saint-Loup-en-Champagne0.83 km²5% commune
- Fraillicourt0.70 km²5% commune
- Barby0.24 km²2% commune
- Nanteuil-sur-Aisne0.21 km²3% commune
- Hannogne-Saint-Rémy0.21 km²1% commune
- Écly0.12 km²1% commune
- Banogne-Recouvrance0.00 km²0% commune
- Rocquigny0.00 km²0% commune
1 intersecting protected areas
Vallée de l'Aisne en aval de Château Porcien
IUCN Not ReportedSpecial Protection Area (Birds Directive)
10.96 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 044 distinct species · 13 984 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 des Ardennes : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 6 types (connectance 16.0%, 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°
10,0°C
Annual rain
736mm
Moisture idx (CMI)
-0,09
Runoff
252mm/an
PET
808mm
AET
577mm
Mean slope
2,6°
Water table
166cm
Forest
1%
Crops
69%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)