HydroBASINS lev08 watershed · #4080995730
Bassin de 左江
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 : Chongzuo
Sub-basin area
1 219,5km²
Upstream area
29 312,4km²
Discharge
559,51m³/s
Mean elev.
191m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 黑水河1192 km²
- Bassin de 左江1154 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
273 distinct species · 445 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 左江 : 37 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 6 types (connectance 4.2%, filtre Serrano α=0.2). 10 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°
22,4°C
Annual rain
1 506mm
Moisture idx (CMI)
0,12
Runoff
562mm/an
PET
1 325mm
AET
1 107mm
Mean slope
7,6°
Water table
258cm
Forest
44%
Crops
16%
Urban
2%
Protected
19%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)