HydroBASINS lev08 watershed · #5080079460
Bassin de Willson 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 : Kangaroo Island
Sub-basin area
542km²
Upstream area
542km²
Discharge
0,29m³/s
Mean elev.
71m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 494.4 km²91.2% of basin
30 intersecting protected areas
Dudley
IUCN IaConservation Park
17.69 km² overlap
Encounter
IUCN VIMarine Park
14.72 km² overlap
Lesueur
IUCN IaConservation Park
14.17 km² overlap
Encounter
IUCN IIMarine Park
12.27 km² overlap
Unnamed (No.HA20)
IUCN IIIHeritage Agreement
12.04 km² overlap
Encounter
IUCN IVMarine Park
11.46 km² overlap
Simpson
IUCN IaConservation Park
9.77 km² overlap
Unnamed (No.HA1131)
IUCN IIIHeritage Agreement
5.97 km² overlap
Pelican Lagoon
IUCN IaConservation Park
4.45 km² overlap
21 more protected areassorted by overlap area
Lashmar
IUCN IIIConservation Park
3.63 km² overlap
Unnamed (No.HA1132)
IUCN IIIHeritage Agreement
3.03 km² overlap
Baudin
IUCN IIIConservation Park
2.99 km² overlap
Unnamed (No.HA961)
IUCN IIIHeritage Agreement
2.48 km² overlap
Cygnet Estuary
IUCN IIIConservation Park
2.04 km² overlap
Unnamed (No.HA823)
IUCN IIIHeritage Agreement
1.92 km² overlap
Unnamed (No.HA455)
IUCN IIIHeritage Agreement
1.89 km² overlap
Unnamed (No.HA657)
IUCN IIIHeritage Agreement
1.83 km² overlap
Unnamed (No.HA235)
IUCN IIIHeritage Agreement
1.76 km² overlap
Unnamed (No.HA1033)
IUCN IIIHeritage Agreement
1.74 km² overlap
Unnamed (No.HA1411)
IUCN IIIHeritage Agreement
1.54 km² overlap
Unnamed (No.HA1392)
IUCN IIIHeritage Agreement
1.48 km² overlap
Unnamed (No.HA379)
IUCN IIIHeritage Agreement
1.47 km² overlap
Unnamed (No.HA460)
IUCN IIIHeritage Agreement
1.45 km² overlap
Unnamed (No.HA331)
IUCN IIIHeritage Agreement
1.43 km² overlap
Unnamed (No.HA503)
IUCN IIIHeritage Agreement
1.39 km² overlap
Unnamed (No.HA468)
IUCN IIIHeritage Agreement
1.31 km² overlap
Unnamed (No.HA1428)
IUCN IIIHeritage Agreement
1.23 km² overlap
Unnamed (No.HA251)
IUCN IIIHeritage Agreement
1.03 km² overlap
Unnamed (No.HA290)
IUCN IIIHeritage Agreement
0.94 km² overlap
Unnamed (No.HA425)
IUCN IIIHeritage Agreement
0.82 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 633 distinct species · 80 672 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Willson River : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 4 types (connectance 8.2%, filtre Serrano α=0.2). 10 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°
15,1°C
Annual rain
574mm
Moisture idx (CMI)
-0,38
Runoff
104mm/an
PET
922mm
AET
493mm
Mean slope
2,7°
Water table
674cm
Forest
42%
Crops
0%
Urban
0%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)