HydroBASINS lev08 watershed · #4080938230
Bassin de Son
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 : Singrauli, Sonbhadra
Sub-basin area
2 230,3km²
Upstream area
33 091,2km²
Discharge
480,24m³/s
Mean elev.
312m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Son1177 km²
- Bassin de Gopat300 km²
2 dept-equivalent regions (GADM L2)
- Singrauli1377.7 km²61.9% of basin
- 847.8 km²38.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
142 distinct species · 864 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Son : 30 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 42 interactions GloBI sur 2 types (connectance 6.7%, filtre Serrano α=0.2). 6 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°
25,1°C
Annual rain
982mm
Moisture idx (CMI)
-0,42
Runoff
391mm/an
PET
1 684mm
AET
742mm
Mean slope
3,6°
Water table
231cm
Forest
7%
Crops
64%
Urban
4%
Protected
10%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)