HydroBASINS lev08 watershed · #2080478030
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 1 administrative regions : Haute-Marne
Sub-basin area
125,7km²
Upstream area
619,3km²
Discharge
6,96m³/s
Mean elev.
362m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Coudre369 km²
- Bassin de la Traire125 km²
1 dept-equivalent regions (GADM L2)
- 126.1 km²100.0% of basin
17 communes (GADM L5)Available for FRA, RWA
- Chamarandes-Choignes18.67 km²100% commune
- Chaumont18.05 km²33% commune
- Biesles18.02 km²74% commune
- Luzy-sur-Marne14.87 km²94% commune
- Laville-aux-Bois13.00 km²100% commune
- Verbiesles11.01 km²98% commune
- Foulain9.41 km²35% commune
- Poulangy8.49 km²49% commune
- Marnay-sur-Marne3.39 km²32% commune
- Mandres-la-Côte3.16 km²28% commune
- Treix2.96 km²19% commune
- Sarcey1.79 km²24% commune
- Ageville1.50 km²8% commune
- Villiers-sur-Suize0.95 km²5% commune
- Condes0.62 km²12% commune
- Leffonds0.08 km²0% commune
- Lanques-sur-Rognon0.08 km²1% commune
7 intersecting protected areas
National Park - Buffer zone/Area of adhesion
0.96 km² overlap
Special Areas of Conservation (Habitats Directive)
0.75 km² overlap
Carrières souterraines de Chaumont-Choignes
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.20 km² overlap
Buxaie de Condes-Brethenay
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.16 km² overlap
Land acquired by a regional conservatory of natural areas
0.07 km² overlap
Ru Darde Et Ses Affluents
IUCN IVBiotope Protection Order
0.07 km² overlap
carrière coteau gérard
IUCN IVLand acquired by a regional conservatory of natural areas
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 066 distinct species · 37 104 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 : 24 espèces + 5 bulles famille, 51 interactions GloBI documentées sur 3 types (connectance 12.6%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
9,2°C
Annual rain
799mm
Moisture idx (CMI)
0,02
Runoff
324mm/an
PET
782mm
AET
596mm
Mean slope
3,7°
Water table
232cm
Forest
21%
Crops
42%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)