HydroBASINS lev08 watershed · #4080781510
Bassin de 大溪河
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 : Chongqing
Sub-basin area
1 807,3km²
Upstream area
1 807,4km²
Discharge
41,28m³/s
Mean elev.
821m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 intersecting protected areas
South China Karst
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
9.83 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 462 distinct species · 71 002 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 4 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 大溪河 : 4 espèces reliées par 2 interactions GloBI sur 1 type (connectance 33.3%, 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°
15,5°C
Annual rain
1 183mm
Moisture idx (CMI)
0,14
Runoff
720mm/an
PET
1 019mm
AET
951mm
Mean slope
13,5°
Water table
466cm
Forest
55%
Crops
38%
Urban
9%
Protected
14%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)