HydroBASINS lev08 watershed · #4080811640
Bassin de 花垣河
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, Xiangxi Tujia and Miao
Sub-basin area
466,9km²
Upstream area
2 228,9km²
Discharge
43,77m³/s
Mean elev.
507m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 花垣河678 km²
- Bassin · #4080814380225 km²
2 dept-equivalent regions (GADM L2)
- 371.5 km²79.7% of basin
- 94.7 km²20.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
30 distinct species · 93 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 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 花垣河 : 7 espèces reliées par 4 interactions GloBI sur 2 types (connectance 19.0%, 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°
16,0°C
Annual rain
1 343mm
Moisture idx (CMI)
0,15
Runoff
647mm/an
PET
1 134mm
AET
1 073mm
Mean slope
12,9°
Water table
376cm
Forest
26%
Crops
29%
Urban
13%
Protected
32%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)