HydroBASINS lev08 watershed · #4080897530
Bassin de দুধকুমার নদী
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 across 2 countries : Dhubri, Koch Bihar, Kurigram
Sub-basin area
854,2km²
Upstream area
12 183km²
Discharge
361,74m³/s
Mean elev.
33m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Wang Chhu5221 km²
- Bassin de Torsa river83 km²
3 dept-equivalent regions (GADM L2)
- KurigramRangpur · Bangladesh530.5 km²62.2% of basin
- 317.1 km²37.2% of basin
- 5.0 km²0.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
120 distinct species · 343 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 দুধকুমার নদী : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 8 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°
24,5°C
Annual rain
2 800mm
Moisture idx (CMI)
0,50
Runoff
1 152mm/an
PET
1 404mm
AET
1 057mm
Mean slope
0,0°
Water table
4cm
Forest
0%
Crops
95%
Urban
12%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)