HydroBASINS lev08 watershed · #4080934980
Bassin de Torāi Nadi
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 : Murshidabad, Pakur, Sahibganj
Sub-basin area
830,5km²
Upstream area
830,6km²
Discharge
21,27m³/s
Mean elev.
74m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 576.3 km²69.5% of basin
- 154.2 km²18.6% of basin
- Murshidabad98.3 km²11.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
53 distinct species · 121 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 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 Torāi Nadi : 14 espèces reliées par 12 interactions GloBI sur 3 types (connectance 11.4%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
25,5°C
Annual rain
1 354mm
Moisture idx (CMI)
-0,15
Runoff
808mm/an
PET
1 596mm
AET
916mm
Mean slope
1,9°
Water table
133cm
Forest
13%
Crops
70%
Urban
14%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)