HydroBASINS lev08 watershed · #5080306560
Bassin de De Grey 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 1 administrative regions : Port Hedland
Sub-basin area
151km²
Upstream area
52 832,7km²
Discharge
84,67m³/s
Mean elev.
21m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Strelley River East2726 km²
- Bassin de De Grey River152 km²
1 dept-equivalent regions (GADM L2)
- 150.6 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
255 distinct species · 656 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 De Grey River : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 3 types (connectance 4.0%, 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°
27,0°C
Annual rain
335mm
Moisture idx (CMI)
-0,83
Runoff
100mm/an
PET
1 973mm
AET
280mm
Mean slope
0,5°
Water table
52cm
Forest
1%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)