HydroBASINS lev08 watershed · #4080824660
Bassin de 雅鲁藏布江
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 : East Siang, Upper Siang, West Siang
Sub-basin area
520,5km²
Upstream area
253 973,4km²
Discharge
4 741,75m³/s
Mean elev.
999m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sike River405 km²
- Bassin de 雅鲁藏布江114 km²
3 dept-equivalent regions (GADM L2)
- 484.6 km²93.2% of basin
- 34.3 km²6.6% of basin
- 0.8 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
224 distinct species · 1 281 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 雅鲁藏布江 : 13 espèces reliées par 20 interactions GloBI sur 3 types (connectance 14.7%, filtre Serrano α=0.2). 4 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°
19,0°C
Annual rain
2 910mm
Moisture idx (CMI)
0,55
Runoff
5 451mm/an
PET
1 271mm
AET
1 134mm
Mean slope
25,4°
Water table
729cm
Forest
56%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)