HydroBASINS lev08 watershed · #2080418590
Bassin de la Rhonelle
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 : Nord
Sub-basin area
465,1km²
Upstream area
2 821,2km²
Discharge
36,73m³/s
Mean elev.
80m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Selle251 km²
- Bassin de Canal de L'Escaut77 km²
1 dept-equivalent regions (GADM L2)
- 466.7 km²100.0% of basin
89 communes (GADM L5)Available for FRA, RWA
- Locquignol30.28 km²31% commune
- Raismes26.84 km²80% commune
- Le Quesnoy14.34 km²100% commune
- Valenciennes13.90 km²100% commune
- Onnaing13.00 km²100% commune
- Saint-Saulve12.17 km²100% commune
- Maing11.74 km²100% commune
- Villers-Pol11.35 km²91% commune
- Denain10.19 km²86% commune
- Vendegies-au-Bois9.69 km²95% commune
- Verchain-Maugré9.16 km²92% commune
- Poix-du-Nord9.14 km²100% commune
- Bousies9.06 km²93% commune
- Louvignies-Quesnoy8.80 km²100% commune
- Marly8.19 km²100% commune
- Beaudignies8.12 km²100% commune
- Fresnes-sur-Escaut7.74 km²65% commune
- Thiant6.99 km²85% commune
- Trith-Saint-Léger6.83 km²100% commune
- Artres6.75 km²100% commune
- Ruesnes6.75 km²100% commune
- Bermerain6.72 km²100% commune
- Bruay-sur-l'Escaut6.62 km²100% commune
- Quarouble6.60 km²55% commune
- Vendegies-sur-Écaillon6.56 km²100% commune
- Escarmain6.32 km²100% commune
- Saultain6.25 km²100% commune
- Sepmeries6.16 km²100% commune
- Préseau6.15 km²100% commune
- Aulnoy-lez-Valenciennes6.02 km²100% commune
- Curgies6.01 km²100% commune
- Villereau5.99 km²100% commune
- Romeries5.71 km²96% commune
- Estreux5.64 km²100% commune
- Saint-Martin-sur-Écaillon5.36 km²100% commune
- Vertain5.35 km²93% commune
- Haulchin5.13 km²100% commune
- Capelle4.87 km²100% commune
- Famars4.81 km²100% commune
- Fontaine-au-Bois4.81 km²65% commune
- Salesches4.76 km²100% commune
- Maresches4.75 km²100% commune
- Prouvy4.57 km²100% commune
- Englefontaine4.51 km²100% commune
- Escautpont4.44 km²76% commune
- Quérénaing4.38 km²100% commune
- Petite-Forêt4.31 km²100% commune
- Aubry-du-Hainaut4.16 km²100% commune
- Monchaux-sur-Écaillon4.10 km²100% commune
- Preux-au-Bois4.02 km²100% commune
- Ghissignies4.00 km²100% commune
- La Sentinelle3.92 km²100% commune
- Jolimetz3.80 km²100% commune
- Potelle3.72 km²100% commune
- Anzin3.70 km²100% commune
- Sebourg3.67 km²27% commune
- Vicq3.67 km²100% commune
- Rouvignies3.33 km²96% commune
- Saint-Amand-les-Eaux3.30 km²10% commune
- Sommaing3.26 km²100% commune
- Neuville-en-Avesnois3.12 km²100% commune
- Orsinval2.94 km²100% commune
- Beuvrages2.71 km²100% commune
- Douchy-les-Mines2.65 km²29% commune
- Hérin2.45 km²53% commune
- Robersart2.37 km²100% commune
- Rombies-et-Marchipont2.08 km²42% commune
- Haussy1.86 km²11% commune
- Frasnoy1.83 km²32% commune
- Croix-Caluyau1.61 km²43% commune
- Wavrechain-sous-Denain1.55 km²72% commune
- Hecq1.32 km²100% commune
- Escaudain1.21 km²11% commune
- Jenlain1.21 km²20% commune
- Raucourt-au-Bois0.92 km²100% commune
- Wallers0.92 km²4% commune
- Gommegnies0.74 km²5% commune
- Beaurain0.69 km²80% commune
- Saulzoir0.54 km²5% commune
- Landrecies0.37 km²2% commune
- Solesmes0.32 km²1% commune
- Hélesmes0.21 km²3% commune
- Ors0.17 km²1% commune
- Hasnon0.17 km²1% commune
- Haveluy0.14 km²3% commune
- Forest-en-Cambrésis0.08 km²1% commune
- Crespin0.03 km²0% commune
- Condé-sur-l'Escaut0.01 km²0% commune
- Haspres0.00 km²0% commune
11 intersecting protected areas
Avesnois
IUCN VRegional Nature Park
140.47 km² overlap
Scarpe-Escaut
IUCN VRegional Nature Park
69.84 km² overlap
Vallées de la Scarpe et de l'Escaut
IUCN Not ReportedWetland of International Importance (Ramsar Site)
39.75 km² overlap
Vallée de la Scarpe et de l'Escaut
IUCN Not ReportedSpecial Protection Area (Birds Directive)
23.34 km² overlap
Forêts de Raismes / Saint Amand / Wallers et Marchiennes et plaine alluviale de la Scarpe
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
2.37 km² overlap
Mare À Goriaux
IUCN IVForest Managed Biological Reserve
1.34 km² overlap
Forêts de Mormal et de Bois l'Evêque, Bois de la Lanière et Plaine alluviale de la Sambre
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.38 km² overlap
marais des bruilles
IUCN IVLand acquired by a regional conservatory of natural areas
0.30 km² overlap
marais de l epaix
IUCN IVLand acquired by a regional conservatory of natural areas
0.27 km² overlap
2 more protected areassorted by overlap area
prairies de la neuville
IUCN IVLand acquired by a regional conservatory of natural areas
0.00 km² overlap
Bassy
IUCN IVForest Managed Biological Reserve
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 294 distinct species · 196 863 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Rhonelle : 26 espèces reliées par 123 interactions GloBI sur 6 types (connectance 18.5%, filtre Serrano α=0.2). 11 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
729mm
Moisture idx (CMI)
-0,03
Runoff
412mm/an
PET
752mm
AET
557mm
Mean slope
1,2°
Water table
64cm
Forest
9%
Crops
40%
Urban
33%
Protected
45%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)