HydroBASINS lev08 watershed · #5080258670
Bassin de Negri 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 3 administrative regions : Halls Creek, Victoria-Daly, Wyndham-East Kimberley
Sub-basin area
460,7km²
Upstream area
8 900,4km²
Discharge
72,5m³/s
Mean elev.
202m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Negri River705 km²
- Bassin de Negri River215 km²
3 dept-equivalent regions (GADM L2)
- 176.7 km²38.5% of basin
- 168.5 km²36.7% of basin
- 113.9 km²24.8% of basin
1 intersecting protected areas
5(1)(h) Reserve
153.45 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
160 distinct species · 494 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 Negri River : 13 espèces reliées par 23 interactions GloBI sur 2 types (connectance 10.0%, filtre Serrano α=0.2). 9 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°
27,6°C
Annual rain
635mm
Moisture idx (CMI)
-0,69
Runoff
241mm/an
PET
2 051mm
AET
535mm
Mean slope
2,2°
Water table
158cm
Forest
24%
Crops
0%
Urban
0%
Protected
33%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)