HydroBASINS lev08 watershed · #5080584020
Bassin de Arthur 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 4 administrative regions : Narrogin (Shire), Wagin, West Arthur, Williams
Sub-basin area
767,8km²
Upstream area
3 194,5km²
Discharge
0,87m³/s
Mean elev.
297m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arthur River411 km²
- Bassin de Arthur River346 km²
4 dept-equivalent regions (GADM L2)
- 332.1 km²43.3% of basin
- 221.4 km²28.8% of basin
- 117.1 km²15.3% of basin
- 96.9 km²12.6% of basin
6 intersecting protected areas
Unnamed WA53975
IUCN IaNature Reserve
8.65 km² overlap
Arthur River
IUCN IaNature Reserve
0.96 km² overlap
Wangeling Gully
IUCN IaNature Reserve
0.85 km² overlap
Unnamed WA47558
IUCN IaNature Reserve
0.80 km² overlap
Unnamed WA30394
IUCN IaNature Reserve
0.76 km² overlap
Unnamed WA21064
IUCN IaNature Reserve
0.52 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
696 distinct species · 3 183 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Arthur River : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 3 types (connectance 6.0%, 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°
15,6°C
Annual rain
463mm
Moisture idx (CMI)
-0,66
Runoff
44mm/an
PET
1 362mm
AET
395mm
Mean slope
1,8°
Water table
321cm
Forest
0%
Crops
47%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)