HydroBASINS lev08 watershed · #4080886350
Bassin de Brahmaputra
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 : Barpeta, Kamrup, Nalbari
Sub-basin area
558,8km²
Upstream area
420 326,4km²
Discharge
19 234,65m³/s
Mean elev.
40m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Kulsi2556 km²
- Bassin de Pagladia161 km²
3 dept-equivalent regions (GADM L2)
- 495.8 km²88.9% of basin
- 59.5 km²10.7% of basin
- 2.5 km²0.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
65 distinct species · 132 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 Brahmaputra : 21 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 3 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°
24,6°C
Annual rain
2 002mm
Moisture idx (CMI)
0,29
Runoff
1 049mm/an
PET
1 399mm
AET
1 112mm
Mean slope
0,2°
Water table
9cm
Forest
0%
Crops
44%
Urban
7%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)