HydroBASINS lev08 watershed · #5080582470
Bassin de Collie 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 : Collie, Dardanup, Donnybrook-Balingup, Harvey
Sub-basin area
563,9km²
Upstream area
3 056,5km²
Discharge
39,17m³/s
Mean elev.
206m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
4 dept-equivalent regions (GADM L2)
- 279.6 km²49.6% of basin
- 198.6 km²35.2% of basin
- 64.8 km²11.5% of basin
- 20.5 km²3.6% of basin
5 intersecting protected areas
Wellington
IUCN IINational Park
169.08 km² overlap
Westralia
IUCN IIConservation Park
8.15 km² overlap
Conservation Covenant
2.46 km² overlap
Wyvern Road
IUCN IaNature Reserve
0.07 km² overlap
Eaton
IUCN IaNature Reserve
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 041 distinct species · 13 347 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Collie River : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 3 types (connectance 6.2%, 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°
15,3°C
Annual rain
917mm
Moisture idx (CMI)
-0,32
Runoff
453mm/an
PET
1 353mm
AET
669mm
Mean slope
4,7°
Water table
288cm
Forest
73%
Crops
1%
Urban
0%
Protected
28%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)