HydroBASINS lev08 watershed · #4080675080
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 2 administrative regions : Ankang, Hanzhong
Sub-basin area
1 078,6km²
Upstream area
24 130,4km²
Discharge
334,23m³/s
Mean elev.
807m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 牧马河304 km²
- Bassin de 汉江100 km²
2 dept-equivalent regions (GADM L2)
- 602.6 km²55.9% of basin
- 475.5 km²44.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 280 distinct species · 15 966 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 13 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 : 11 espèces reliées par 8 interactions GloBI sur 2 types (connectance 8.8%, filtre Serrano α=0.2). 3 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°
13,5°C
Annual rain
879mm
Moisture idx (CMI)
-0,17
Runoff
467mm/an
PET
1 060mm
AET
740mm
Mean slope
18,8°
Water table
614cm
Forest
56%
Crops
16%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)