HydroBASINS lev08 watershed · #4080787200
Bassin de 雅鲁藏布江 ཡར་ཀླུངས་གཙང་པོ།
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 : Lhasa, Shannan, Shigatse
Sub-basin area
1 168,5km²
Upstream area
124 969,7km²
Discharge
673,27m³/s
Mean elev.
4 571m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 尼木玛曲2386 km²
- Bassin de 雅鲁藏布江 ཡར་ཀླུངས་གཙང་པོ།146 km²
3 dept-equivalent regions (GADM L2)
- 621.1 km²53.2% of basin
- 396.4 km²34.0% of basin
- 149.5 km²12.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
135 distinct species · 288 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 ཡར་ཀླུངས་གཙང་པོ། : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 2 types (connectance 10.5%, filtre Serrano α=0.2). 9 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°
2,1°C
Annual rain
288mm
Moisture idx (CMI)
-0,66
Runoff
99mm/an
PET
842mm
AET
259mm
Mean slope
20,3°
Water table
726cm
Forest
2%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)