HydroBASINS lev08 watershed · #4080684780
Bassin de 官山河
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 1 administrative regions : Shiyan
Sub-basin area
985,6km²
Upstream area
985,7km²
Discharge
6,85m³/s
Mean elev.
476m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 intersecting protected areas
Wudangshan
IUCN VIScenic Area
129.67 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
488 distinct species · 1 012 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 官山河 : 27 espèces reliées par 24 interactions GloBI sur 3 types (connectance 6.8%, 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°
14,3°C
Annual rain
887mm
Moisture idx (CMI)
-0,23
Runoff
222mm/an
PET
1 159mm
AET
752mm
Mean slope
14,1°
Water table
541cm
Forest
54%
Crops
15%
Urban
5%
Protected
13%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)