HydroBASINS lev08 watershed · #4080704210
Bassin de 扎曲
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 2 administrative regions : Chamdo, Gyêgu Tibetan
Sub-basin area
597,2km²
Upstream area
18 523,1km²
Discharge
112,08m³/s
Mean elev.
4 175m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 扎曲364 km²
- Bassin de 扎曲58 km²
2 dept-equivalent regions (GADM L2)
- 588.0 km²98.5% of basin
- 8.8 km²1.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
39 distinct species · 62 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 14 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 扎曲 : 12 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 2 types (connectance 13.2%, filtre Serrano α=0.2). 2 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°
1,8°C
Annual rain
518mm
Moisture idx (CMI)
-0,37
Runoff
249mm/an
PET
836mm
AET
447mm
Mean slope
21,0°
Water table
701cm
Forest
13%
Crops
1%
Urban
0%
Protected
94%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)