HydroBASINS lev08 watershed · #4080807780
Bassin de 酉水
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 : Huaihua, Xiangxi Tujia and Miao
Sub-basin area
316,4km²
Upstream area
17 336,9km²
Discharge
417,32m³/s
Mean elev.
622m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 古阳河386 km²
- Bassin · #4080806120276 km²
2 dept-equivalent regions (GADM L2)
- 299.6 km²94.8% of basin
- 16.4 km²5.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
93 distinct species · 98 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 酉水 : 6 espèces reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
15,1°C
Annual rain
1 474mm
Moisture idx (CMI)
0,26
Runoff
678mm/an
PET
1 082mm
AET
1 059mm
Mean slope
21,8°
Water table
769cm
Forest
69%
Crops
6%
Urban
1%
Protected
56%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)