HydroBASINS lev08 watershed · #4080733780
Bassin de 长江
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 : Chongqing, Enshi Tujia and Miao
Sub-basin area
2 180,5km²
Upstream area
959 346,3km²
Discharge
13 374,78m³/s
Mean elev.
880m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 磨刀溪216 km²
- Bassin de 长江57 km²
2 dept-equivalent regions (GADM L2)
- 1593.9 km²73.2% of basin
- 584.5 km²26.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 196 distinct species · 30 728 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 长江 : 10 espèces reliées par 6 interactions GloBI sur 1 type (connectance 10.9%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
14,8°C
Annual rain
1 313mm
Moisture idx (CMI)
0,20
Runoff
713mm/an
PET
1 029mm
AET
963mm
Mean slope
18,2°
Water table
582cm
Forest
39%
Crops
25%
Urban
4%
Protected
11%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)