HydroBASINS lev08 watershed · #5080076920
Bassin de Willyun 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 : Albany
Sub-basin area
294,2km²
Upstream area
294,3km²
Discharge
0,88m³/s
Mean elev.
129m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 294.2 km²100.0% of basin
4 intersecting protected areas
Basil Road
IUCN IaNature Reserve
11.28 km² overlap
Mettler Lake
IUCN IaNature Reserve
3.23 km² overlap
Hassell
IUCN IINational Park
3.03 km² overlap
Kojaneerup South
IUCN IaNature Reserve
2.50 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
616 distinct species · 2 312 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 Willyun Creek : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 4 types (connectance 6.8%, filtre Serrano α=0.2). 12 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
514mm
Moisture idx (CMI)
-0,56
Runoff
101mm/an
PET
1 180mm
AET
440mm
Mean slope
0,8°
Water table
655cm
Forest
14%
Crops
17%
Urban
0%
Protected
6%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)