HydroBASINS lev08 watershed · #4080638200
Bassin de 渭河
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 : Xi'an, Xianyang
Sub-basin area
109,5km²
Upstream area
45 020,3km²
Discharge
174,46m³/s
Mean elev.
406m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 黑河2398 km²
- Bassin de 渭河354 km²
2 dept-equivalent regions (GADM L2)
- 65.9 km²60.2% of basin
- 43.6 km²39.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
25 distinct species · 37 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 11 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 渭河 : 11 espèces reliées par 7 interactions GloBI sur 3 types (connectance 12.7%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
14,8°C
Annual rain
590mm
Moisture idx (CMI)
-0,51
Runoff
160mm/an
PET
1 201mm
AET
502mm
Mean slope
0,2°
Water table
13cm
Forest
0%
Crops
68%
Urban
28%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)