HydroBASINS lev08 watershed · #4080575620
Bassin de 湟水
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 : Haidong, Lanzhou, Linxia Hui
Sub-basin area
973,2km²
Upstream area
31 681km²
Discharge
65,6m³/s
Mean elev.
2 104m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 湟水1775 km²
- Bassin de 大通河784 km²
3 dept-equivalent regions (GADM L2)
- 531.7 km²54.6% of basin
- 381.8 km²39.2% of basin
- 59.8 km²6.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
94 distinct species · 176 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 湟水 : 27 espèces reliées par 43 interactions GloBI sur 3 types (connectance 7.7%, filtre Serrano α=0.2). 7 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°
6,3°C
Annual rain
407mm
Moisture idx (CMI)
-0,58
Runoff
8mm/an
PET
974mm
AET
353mm
Mean slope
13,2°
Water table
604cm
Forest
54%
Crops
35%
Urban
9%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)