HydroBASINS lev08 watershed · #2080421760
Bassin de la Selle
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, Nord
Sub-basin area
251,3km²
Upstream area
251,3km²
Discharge
2,98m³/s
Mean elev.
117m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 200.9 km²79.7% of basin
- 51.3 km²20.3% of basin
54 communes (GADM L5)Available for FRA, RWA
- Le Cateau-Cambrésis26.71 km²95% commune
- Solesmes23.02 km²99% commune
- Vaux-Andigny15.96 km²100% commune
- Haussy14.50 km²89% commune
- Saint-Souplet12.52 km²100% commune
- Haspres11.28 km²92% commune
- Neuvilly11.18 km²90% commune
- Bazuel11.16 km²97% commune
- Saulzoir9.48 km²91% commune
- Mennevret9.39 km²76% commune
- Forest-en-Cambrésis8.78 km²99% commune
- Pommereuil6.89 km²100% commune
- Briastre6.81 km²100% commune
- Saint-Python6.05 km²80% commune
- Douchy-les-Mines5.50 km²60% commune
- La Vallée-Mulâtre5.44 km²100% commune
- Montay5.19 km²100% commune
- Saint-Martin-Rivière4.96 km²93% commune
- Noyelles-sur-Selle4.67 km²90% commune
- Honnechy4.56 km²72% commune
- Saint-Benin4.55 km²100% commune
- Busigny4.48 km²27% commune
- Wassigny4.09 km²58% commune
- Viesly3.84 km²35% commune
- Mazinghien3.64 km²40% commune
- Bohain-en-Vermandois3.44 km²11% commune
- Montrécourt3.16 km²100% commune
- Ors2.94 km²17% commune
- Tupigny2.15 km²17% commune
- Croix-Caluyau2.09 km²57% commune
- Molain1.93 km²100% commune
- Saint-Aubert1.64 km²19% commune
- Seboncourt1.24 km²10% commune
- Thiant1.23 km²15% commune
- Hannapes1.19 km²14% commune
- Avesnes-le-Sec1.02 km²10% commune
- Verchain-Maugré0.82 km²8% commune
- Bousies0.73 km²7% commune
- Becquigny0.67 km²16% commune
- Ribeauville0.58 km²18% commune
- Vendegies-au-Bois0.55 km²5% commune
- Vertain0.37 km²7% commune
- Catillon-sur-Sambre0.28 km²2% commune
- Romeries0.25 km²4% commune
- Villers-en-Cauchies0.24 km²3% commune
- Saint-Vaast-en-Cambrésis0.24 km²5% commune
- Vénérolles0.22 km²2% commune
- Beaurain0.18 km²20% commune
- Reumont0.16 km²5% commune
- Inchy0.08 km²2% commune
- Fontaine-au-Bois0.04 km²1% commune
- Vendegies-sur-Écaillon0.01 km²0% commune
- Neuville-sur-Escaut0.00 km²0% commune
- Monchaux-sur-Écaillon0.00 km²0% commune
1 intersecting protected areas
Avesnois
IUCN VRegional Nature Park
37.40 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 373 distinct species · 94 472 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 la Selle : 19 espèces reliées par 109 interactions GloBI sur 6 types (connectance 20.6%, filtre Serrano α=0.2). 14 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°
9,7°C
Annual rain
719mm
Moisture idx (CMI)
-0,05
Runoff
370mm/an
PET
753mm
AET
554mm
Mean slope
1,5°
Water table
88cm
Forest
2%
Crops
55%
Urban
4%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)