HydroBASINS lev08 watershed · #4080012820
Bassin de 沙湾水道
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 3 administrative regions : Foshan, Guangzhou, Zhongshan
Sub-basin area
1 013,5km²
Upstream area
1 013,5km²
Discharge
7,68m³/s
Mean elev.
4m
Species present
1 332 distinct species · 10 787 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 沙湾水道 : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 54 interactions GloBI sur 3 types (connectance 9.1%, filtre Serrano α=0.2). 12 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°
22,5°C
Annual rain
1 693mm
Moisture idx (CMI)
0,24
Runoff
1 002mm/an
PET
1 291mm
AET
1 140mm
Mean slope
0,9°
Water table
30cm
Forest
4%
Crops
60%
Urban
82%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)