HydroBASINS lev08 watershed · #5080527110
Bassin de Barwon River
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 : Brewarrina, Walgett
Sub-basin area
131,8km²
Upstream area
201 078,1km²
Discharge
152,84m³/s
Mean elev.
124m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Marra Creek191 km²
- Bassin de Barwon River57 km²
2 dept-equivalent regions (GADM L2)
- 131.0 km²99.5% of basin
- 0.6 km²0.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
99 distinct species · 341 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Barwon River : 25 espèces reliées par 28 interactions GloBI sur 2 types (connectance 6.9%, filtre Serrano α=0.2). 4 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°
19,9°C
Annual rain
446mm
Moisture idx (CMI)
-0,73
Runoff
24mm/an
PET
1 630mm
AET
377mm
Mean slope
0,2°
Water table
16cm
Forest
44%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)