HydroBASINS lev08 watershed · #4080670260
Bassin de 汉江
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 1 administrative regions : Hanzhong
Sub-basin area
233,2km²
Upstream area
3 178km²
Discharge
41,97m³/s
Mean elev.
804m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 玉带河1212 km²
- Bassin de 沮水河164 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
875 distinct species · 2 856 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 16 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 汉江 : 13 espèces reliées par 13 interactions GloBI sur 3 types (connectance 9.6%, filtre Serrano α=0.2). 4 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°
13,9°C
Annual rain
838mm
Moisture idx (CMI)
-0,20
Runoff
428mm/an
PET
1 046mm
AET
710mm
Mean slope
13,9°
Water table
476cm
Forest
34%
Crops
22%
Urban
16%
Protected
48%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)