HydroBASINS lev08 watershed · #5080075050
Bassin · #5080075050
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 : Elliston, Streaky Bay
Sub-basin area
687,4km²
Upstream area
687,4km²
Discharge
0,02m³/s
Mean elev.
41m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 600.8 km²87.5% of basin
- 25.6 km²3.7% of basin
15 intersecting protected areas
Venus Bay
IUCN VIConservation Park
66.05 km² overlap
West Coast Bays
IUCN IVMarine Park
58.22 km² overlap
Unnamed (No.HA688)
IUCN IIIHeritage Agreement
14.44 km² overlap
West Coast Bays
IUCN IIMarine Park
12.73 km² overlap
Unnamed (No.HA1133)
IUCN IIIHeritage Agreement
10.24 km² overlap
Searcy Bay
IUCN IIIConservation Park
9.03 km² overlap
Cape Blanche
IUCN IIIConservation Park
8.27 km² overlap
Unnamed (No.HA817)
IUCN IIIHeritage Agreement
4.50 km² overlap
Unnamed (No.HA934)
IUCN IIIHeritage Agreement
4.34 km² overlap
6 more protected areassorted by overlap area
Sceale Bay
IUCN IIIConservation Park
1.43 km² overlap
West Coast Bays
IUCN IaMarine Park
1.15 km² overlap
Nicolas Baudin Island
IUCN IaConservation Park
0.77 km² overlap
Point Labatt
IUCN IIIConservation Park
0.46 km² overlap
Baird Bay Islands
IUCN IVConservation Park
0.28 km² overlap
West Coast Bays
IUCN VIMarine Park
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 311 distinct species · 15 198 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 · #5080075050 : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 46 interactions GloBI sur 2 types (connectance 6.5%, filtre Serrano α=0.2). 11 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°
16,7°C
Annual rain
405mm
Moisture idx (CMI)
-0,68
Runoff
3mm/an
PET
1 283mm
AET
346mm
Mean slope
1,5°
Water table
410cm
Forest
5%
Crops
35%
Urban
0%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)