HydroBASINS lev08 watershed · #4080767960
Bassin de 渫水
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 : Changde, Yichang
Sub-basin area
189,9km²
Upstream area
755,3km²
Discharge
16,81m³/s
Mean elev.
802m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 失妻河284 km²
- Bassin de 北溪河281 km²
2 dept-equivalent regions (GADM L2)
- 189.5 km²99.9% of basin
- 0.2 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
169 distinct species · 286 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 渫水 : 29 espèces reliées par 38 interactions GloBI sur 4 types (connectance 6.4%, filtre Serrano α=0.2). 6 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°
14,1°C
Annual rain
1 371mm
Moisture idx (CMI)
0,26
Runoff
682mm/an
PET
1 011mm
AET
996mm
Mean slope
23,0°
Water table
810cm
Forest
7%
Crops
13%
Urban
3%
Protected
62%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)