HydroBASINS lev08 watershed · #5080447450
Bassin de Stevenson Creek
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 : Unincorporated South Australia
Sub-basin area
363,9km²
Upstream area
3 548,8km²
Discharge
3,28m³/s
Mean elev.
189m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Stevenson Creek428 km²
- Bassin de Stevenson Creek38 km²
1 dept-equivalent regions (GADM L2)
- 363.3 km²100.0% of basin
1 intersecting protected areas
Witjira
IUCN VINational Park
87.66 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
116 distinct species · 228 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Stevenson Creek : 20 espèces reliées par 26 interactions GloBI sur 2 types (connectance 7.4%, filtre Serrano α=0.2). 7 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°
21,8°C
Annual rain
150mm
Moisture idx (CMI)
-0,92
Runoff
30mm/an
PET
1 823mm
AET
124mm
Mean slope
0,2°
Water table
97cm
Forest
0%
Crops
0%
Urban
0%
Protected
24%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)