HydroBASINS lev08 watershed · #2080456400
Bassin de la Marne
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 3 administrative regions : Aisne, Marne, Seine-et-Marne
Sub-basin area
1 729,2km²
Upstream area
8 794,2km²
Discharge
70,91m³/s
Mean elev.
172m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Marne996 km²
- Bassin de la Somme-Soude489 km²
3 dept-equivalent regions (GADM L2)
- 1117.5 km²64.4% of basin
- 545.6 km²31.4% of basin
- 71.6 km²4.1% of basin
233 communes (GADM L5)Available for FRA, RWA
- Igny-Comblizy41.06 km²100% commune
- Montmort-Lucy29.93 km²100% commune
- Festigny26.21 km²100% commune
- Tours-sur-Marne23.23 km²100% commune
- Chézy-sur-Marne22.93 km²100% commune
- Épernay22.65 km²100% commune
- Essômes-sur-Marne22.63 km²79% commune
- Saint-Martin-d'Ablois22.60 km²100% commune
- Montlevon22.58 km²99% commune
- Nogent-l'Artaud22.46 km²92% commune
- Dormans22.44 km²100% commune
- Charly-sur-Marne20.16 km²100% commune
- Brugny-Vaudancourt20.00 km²100% commune
- Trélou-sur-Marne19.67 km²98% commune
- Baulne-en-Brie19.17 km²100% commune
- Nesles-la-Montagne17.58 km²100% commune
- Athis17.23 km²100% commune
- Chouilly16.79 km²100% commune
- Château-Thierry16.63 km²97% commune
- Le Breuil16.32 km²100% commune
- Boursault16.32 km²100% commune
- Orbais-l'Abbaye16.05 km²100% commune
- Troissy15.93 km²100% commune
- Damery15.55 km²100% commune
- Montfaucon15.15 km²100% commune
- Germaine15.03 km²100% commune
- La Chapelle-sous-Orbais14.86 km²100% commune
- Le Baizil14.67 km²100% commune
- Oger14.57 km²94% commune
- Courboin14.22 km²100% commune
- Corrobert14.18 km²100% commune
- La Chapelle-Monthodon14.01 km²100% commune
- Vertus13.67 km²38% commune
- Villers-Agron-Aiguizy13.31 km²100% commune
- Pargny-la-Dhuys13.13 km²100% commune
- Saâcy-sur-Marne13.08 km²95% commune
- Verneuil12.89 km²100% commune
- Vandières12.80 km²100% commune
- Montreuil-aux-Lions12.78 km²99% commune
- Plivot12.60 km²100% commune
- Artonges12.60 km²97% commune
- Avenay-Val-d'Or12.59 km²100% commune
- Louvois12.40 km²100% commune
- Passy-Grigny12.24 km²100% commune
- Condé-sur-Marne12.02 km²100% commune
- Moslins11.94 km²100% commune
- Hautvillers11.91 km²100% commune
- Châtillon-sur-Marne11.67 km²100% commune
- Mareuil-sur-Ay11.65 km²100% commune
- Saint-Imoges11.61 km²66% commune
- Ambonnay11.50 km²100% commune
- Verdon11.47 km²100% commune
- Bézu-le-Guéry11.40 km²100% commune
- Gionges11.04 km²100% commune
- La Ville-sous-Orbais11.04 km²100% commune
- Vaudemange11.03 km²83% commune
- Isse10.92 km²97% commune
- Ay10.80 km²100% commune
- Champaubert10.76 km²87% commune
- Margny10.68 km²100% commune
- Oiry10.54 km²100% commune
- Tauxières-Mutry10.53 km²100% commune
- Viffort10.19 km²100% commune
- Blesmes10.02 km²100% commune
- Bisseuil10.00 km²100% commune
- Corribert9.69 km²100% commune
- Mont-Saint-Père9.59 km²93% commune
- Mardeuil9.38 km²100% commune
- Œuilly9.32 km²100% commune
- Le Charmel9.29 km²92% commune
- Chartèves9.12 km²100% commune
- Mareuil-le-Port9.00 km²100% commune
- Ville-en-Selve8.81 km²100% commune
- Mareuil-en-Brie8.73 km²100% commune
- Champvoisy8.44 km²92% commune
- Montmirail8.42 km²17% commune
- La Caure8.40 km²100% commune
- Morangis8.29 km²100% commune
- Trépail8.12 km²96% commune
- Aigny8.07 km²73% commune
- La Chapelle-sur-Chézy8.06 km²100% commune
- Saint-Agnan7.94 km²100% commune
- Grauves7.91 km²100% commune
- Avize7.86 km²100% commune
- Fleury-la-Rivière7.83 km²100% commune
- Cuis7.72 km²100% commune
- Flavigny7.70 km²100% commune
- Villiers-Saint-Denis7.69 km²100% commune
- Fromentières7.65 km²83% commune
- Leuvrigny7.64 km²100% commune
- Coupru7.57 km²94% commune
- Barzy-sur-Marne7.48 km²100% commune
- Fossoy7.46 km²100% commune
- Essises7.43 km²100% commune
- Goussancourt7.40 km²87% commune
- Chamigny7.36 km²52% commune
- Brasles7.32 km²100% commune
- Romigny7.30 km²62% commune
- Sainte-Gemme7.27 km²99% commune
- Aougny7.25 km²97% commune
- Sainte-Aulde7.24 km²86% commune
- Janvilliers7.22 km²83% commune
- Belval-sous-Châtillon7.22 km²100% commune
- Viels-Maisons7.18 km²33% commune
- Anthenay7.13 km²100% commune
- Saint-Eugène7.13 km²100% commune
- Fontaine-sur-Ay7.09 km²100% commune
- Étoges7.00 km²48% commune
- Nogentel6.93 km²100% commune
- Crézancy6.82 km²100% commune
- Loisy-en-Brie6.78 km²45% commune
- Cuchery6.75 km²100% commune
- Luzancy6.66 km²100% commune
- Reuilly-Sauvigny6.62 km²100% commune
- Chaltrait6.61 km²100% commune
- Rozoy-Bellevalle6.53 km²100% commune
- Bouzy6.46 km²100% commune
- Jâlons6.33 km²63% commune
- Vézilly6.29 km²59% commune
- Pavant6.26 km²100% commune
- Suizy-le-Franc6.02 km²100% commune
- Venteuil5.94 km²100% commune
- Courthiézy5.94 km²100% commune
- Baslieux-sous-Châtillon5.88 km²100% commune
- Billy-le-Grand5.84 km²83% commune
- Courtemont-Varennes5.79 km²100% commune
- Méry-sur-Marne5.58 km²100% commune
- Gland5.56 km²100% commune
- Bassevelle5.50 km²31% commune
- Les Istres-et-Bury5.43 km²100% commune
- Reuil-en-Brie5.39 km²89% commune
- Connigis5.37 km²100% commune
- Verdilly5.36 km²98% commune
- Reuil5.27 km²100% commune
- Cramant5.19 km²100% commune
- Nesle-le-Repons5.18 km²100% commune
- Vauciennes5.17 km²100% commune
- Pierry5.17 km²100% commune
- Congy5.10 km²29% commune
- Dhuisy5.08 km²64% commune
- Citry4.84 km²100% commune
- Mézy-Moulins4.74 km²100% commune
- Villers-aux-Bois4.72 km²100% commune
- Villers-sous-Châtillon4.69 km²100% commune
- Montigny-lès-Condé4.50 km²100% commune
- Condé-en-Brie4.47 km²100% commune
- Chaumuzy4.44 km²22% commune
- Crouttes-sur-Marne4.38 km²100% commune
- Chavot-Courcourt4.36 km²100% commune
- Romeny-sur-Marne4.32 km²100% commune
- Le Mesnil-sur-Oger4.29 km²55% commune
- Monthurel4.24 km²100% commune
- Olizy4.14 km²100% commune
- Vauchamps4.06 km²33% commune
- Domptin3.97 km²100% commune
- Jonquery3.88 km²100% commune
- Vincelles3.84 km²100% commune
- Verzy3.79 km²29% commune
- Passy-sur-Marne3.75 km²100% commune
- Celles-lès-Condé3.75 km²100% commune
- Mancy3.75 km²100% commune
- Cherville3.70 km²100% commune
- Mutigny3.70 km²100% commune
- Pocancy3.58 km²13% commune
- Champigneul-Champagne3.54 km²12% commune
- Saint-Mard-lès-Rouffy3.45 km²49% commune
- La Ferté-sous-Jouarre3.40 km²34% commune
- Binson-et-Orquigny3.23 km²100% commune
- Villers-Allerand3.12 km²26% commune
- Vinay3.06 km²100% commune
- Chierry2.98 km²100% commune
- Dizy2.98 km²100% commune
- Mailly-Champagne2.87 km²29% commune
- Moussy2.86 km²100% commune
- Cuisles2.85 km²100% commune
- Cumières2.84 km²100% commune
- Monthelon2.79 km²100% commune
- Azy-sur-Marne2.58 km²100% commune
- Beuvardes2.46 km²16% commune
- Saulchery2.37 km²100% commune
- Bussières2.33 km²27% commune
- Cormoyeux2.04 km²100% commune
- Romery2.01 km²100% commune
- Ludes1.98 km²16% commune
- Rouffy1.96 km²36% commune
- Bonneil1.95 km²100% commune
- Étampes-sur-Marne1.91 km²100% commune
- Rilly-la-Montagne1.85 km²21% commune
- La Neuville-aux-Larris1.79 km²95% commune
- Jaulgonne1.77 km²100% commune
- Courmont1.71 km²17% commune
- Lagery1.59 km²17% commune
- Vendrest1.55 km²9% commune
- Champillon1.51 km²100% commune
- Fontenelle-en-Brie1.49 km²17% commune
- Verzenay1.43 km²13% commune
- Nanteuil-sur-Marne1.38 km²100% commune
- L'Épine-aux-Bois1.36 km²11% commune
- Nanteuil-la-Forêt1.34 km²9% commune
- Vraux1.04 km²8% commune
- Champlat-et-Boujacourt1.01 km²16% commune
- Givry-lès-Loisy0.90 km²18% commune
- Fresnes-en-Tardenois0.89 km²10% commune
- Magenta0.83 km²100% commune
- Saint-Cyr-sur-Morin0.77 km²4% commune
- Marigny-en-Orxois0.77 km²5% commune
- Bouresches0.76 km²10% commune
- Soulières0.68 km²11% commune
- Le Thoult-Trosnay0.68 km²5% commune
- Ville-en-Tardenois0.68 km²6% commune
- Verdelot0.65 km²3% commune
- Baye0.64 km²4% commune
- Épieds0.63 km²3% commune
- Fèrebrianges0.54 km²8% commune
- Bézu-Saint-Germain0.46 km²4% commune
- Jouarre0.42 km²1% commune
- Coulombs-en-Valois0.34 km²2% commune
- Chigny-les-Roses0.33 km²7% commune
- Lucy-le-Bocage0.32 km²4% commune
- Sermiers0.29 km²2% commune
- Villeneuve-Renneville-Chevigny0.14 km²1% commune
- Étrépilly0.12 km²2% commune
- Aulnay-sur-Marne0.12 km²1% commune
- Cierges0.08 km²1% commune
- Lhéry0.06 km²1% commune
- Coulonges-Cohan0.05 km²0% commune
- Cocherel0.05 km²1% commune
- Épaux-Bézu0.03 km²0% commune
- Villers-Marmery0.03 km²0% commune
- Pourcy0.03 km²0% commune
- Ronchères0.00 km²0% commune
- Les Petites-Loges0.00 km²0% commune
- Livry-Louvercy0.00 km²0% commune
19 intersecting protected areas
Montagne De Reims
IUCN VRegional Nature Park
305.39 km² overlap
Massif forestier d'Epernay et étangs associés
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
28.44 km² overlap
Special Areas of Conservation (Habitats Directive)
15.53 km² overlap
Domaine de Verdilly
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
4.56 km² overlap
Boucles de la Marne
IUCN Not ReportedSpecial Protection Area (Birds Directive)
4.40 km² overlap
Bois des réserves, des usages et de Montgé
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
2.19 km² overlap
National Nature Reserve
1.13 km² overlap
pâtis de damery et venteuil
IUCN IVLand acquired by a regional conservatory of natural areas
1.08 km² overlap
Pâtis de Damery
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.93 km² overlap
10 more protected areassorted by overlap area
Landes et mares de Mesnil-sur-Oger et d'Oger
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.68 km² overlap
Land acquired by a regional conservatory of natural areas
0.57 km² overlap
Marais d'Athis-Cherville
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.42 km² overlap
les patis
IUCN IVLand acquired by a regional conservatory of natural areas
0.17 km² overlap
Verzy
IUCN IVForest Managed Biological Reserve
0.06 km² overlap
Land acquired by a regional conservatory of natural areas
0.05 km² overlap
etang de boutache
IUCN IVLand acquired by a regional conservatory of natural areas
0.04 km² overlap
Land acquired by a regional conservatory of natural areas
0.02 km² overlap
roselière de la charronière
IUCN IVLand acquired by a regional conservatory of natural areas
0.02 km² overlap
cave de venteuil
IUCN IVLand acquired by a regional conservatory of natural areas
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 171 distinct species · 505 570 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Marne : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 102 interactions GloBI sur 6 types (connectance 14.5%, 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°
9,8°C
Annual rain
649mm
Moisture idx (CMI)
-0,20
Runoff
209mm/an
PET
815mm
AET
543mm
Mean slope
3,2°
Water table
257cm
Forest
15%
Crops
56%
Urban
3%
Protected
18%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)