HydroBASINS lev08 watershed · #4080634590
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 : Baoji, Tianshui
Sub-basin area
2 163,9km²
Upstream area
31 112,2km²
Discharge
102,03m³/s
Mean elev.
1 308m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 渭河1045 km²
- Bassin de 通关河840 km²
2 dept-equivalent regions (GADM L2)
- 1667.0 km²77.1% of basin
- 496.5 km²22.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
250 distinct species · 368 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 : 24 espèces reliées par 37 interactions GloBI sur 5 types (connectance 6.2%, filtre Serrano α=0.2). 11 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°
10,4°C
Annual rain
693mm
Moisture idx (CMI)
-0,28
Runoff
173mm/an
PET
975mm
AET
588mm
Mean slope
19,3°
Water table
645cm
Forest
38%
Crops
25%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)