HydroBASINS lev08 watershed · #2080441920
Bassin de Ruisseau des Barres
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 : Aisne, Ardennes
Sub-basin area
231,8km²
Upstream area
231,8km²
Discharge
1,8m³/s
Mean elev.
112m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 147.6 km²63.5% of basin
- 84.9 km²36.5% of basin
29 communes (GADM L5)Available for FRA, RWA
- Nizy-le-Comte30.52 km²95% commune
- Sévigny-Waleppe22.00 km²90% commune
- La Malmaison21.08 km²84% commune
- Banogne-Recouvrance19.24 km²100% commune
- Hannogne-Saint-Rémy17.50 km²99% commune
- Le Thour16.59 km²100% commune
- Villers-devant-le-Thour16.34 km²100% commune
- Saint-Germainmont14.33 km²91% commune
- Lor9.02 km²100% commune
- Saint-Quentin-le-Petit8.71 km²100% commune
- Seraincourt6.72 km²42% commune
- Le Thuel5.62 km²76% commune
- La Selve4.75 km²100% commune
- Lappion4.24 km²18% commune
- Proviseux-et-Plesnoy4.16 km²38% commune
- Asfeld3.85 km²18% commune
- Condé-lès-Herpy3.83 km²31% commune
- Sissonne3.79 km²7% commune
- Saint-Fergeux3.73 km²15% commune
- Renneville3.64 km²35% commune
- Herpy-l'Arlésienne3.39 km²33% commune
- Gomont3.06 km²45% commune
- Fraillicourt2.78 km²19% commune
- Avaux1.83 km²14% commune
- Prouvais1.31 km²7% commune
- Berlise0.25 km²4% commune
- Chaumont-Porcien0.11 km²0% commune
- Noircourt0.10 km²2% commune
- Dizy-le-Gros0.06 km²0% commune
1 intersecting protected areas
Vallée de l'Aisne en aval de Château Porcien
IUCN Not ReportedSpecial Protection Area (Birds Directive)
0.43 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 120 distinct species · 40 411 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 Ruisseau des Barres : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 144 interactions GloBI sur 6 types (connectance 22.9%, filtre Serrano α=0.2). 13 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
714mm
Moisture idx (CMI)
-0,11
Runoff
246mm/an
PET
804mm
AET
569mm
Mean slope
2,1°
Water table
126cm
Forest
1%
Crops
72%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)