HydroBASINS lev08 watershed · #5080588380
Bassin de Blackwood 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 6 administrative regions : Boyup Brook, Bridgetown-Greenbushes, Donnybrook-Balingup, Kojonup, Nannup +1
Sub-basin area
3 137,4km²
Upstream area
18 480,5km²
Discharge
9,22m³/s
Mean elev.
258m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Balgarup River570 km²
- Bassin de Blackwood River246 km²
6 dept-equivalent regions (GADM L2)
- 1721.1 km²54.9% of basin
- 840.0 km²26.8% of basin
- 288.4 km²9.2% of basin
- 174.7 km²5.6% of basin
- 77.6 km²2.5% of basin
- 34.6 km²1.1% of basin
30 intersecting protected areas
Greater Kingston
IUCN IINational Park
91.81 km² overlap
Tone-Perup
IUCN IaNature Reserve
56.65 km² overlap
Dalgarup
IUCN IINational Park
23.79 km² overlap
Hester
IUCN IIConservation Park
23.05 km² overlap
Muja
IUCN IIConservation Park
18.34 km² overlap
Haddleton
IUCN IaNature Reserve
10.53 km² overlap
Nollajup
IUCN IaNature Reserve
6.63 km² overlap
Unnamed WA43031
IUCN IaNature Reserve
3.98 km² overlap
Conservation Covenant
3.19 km² overlap
21 more protected areassorted by overlap area
Trigwell
IUCN IaNature Reserve
2.44 km² overlap
Greenbushes
IUCN IaNature Reserve
2.36 km² overlap
Conservation Covenant
2.24 km² overlap
Wild Horse Swamp
IUCN IaNature Reserve
2.05 km² overlap
Narlingup
IUCN IaNature Reserve
1.38 km² overlap
Unnamed WA16787
IUCN IaNature Reserve
1.20 km² overlap
Conservation Covenant
1.06 km² overlap
Conservation Covenant
0.97 km² overlap
Red Hill
IUCN IaNature Reserve
0.86 km² overlap
Wahkinup
IUCN IaNature Reserve
0.79 km² overlap
Kulikup
IUCN IaNature Reserve
0.62 km² overlap
Conservation Covenant
0.52 km² overlap
Unnamed WA10731
IUCN IaNature Reserve
0.52 km² overlap
Conservation Covenant
0.41 km² overlap
Haddleton Springs
IUCN IaNature Reserve
0.40 km² overlap
Unnamed WA01333
IUCN IIConservation Park
0.39 km² overlap
Six Mile Road
IUCN IaNature Reserve
0.16 km² overlap
Unnamed WA10793
IUCN IaNature Reserve
0.12 km² overlap
Conservation Covenant
0.06 km² overlap
Conservation Covenant
0.05 km² overlap
Donnybrook Boyup Brook Road
IUCN IaNature Reserve
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 656 distinct species · 39 196 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Blackwood River : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 3 types (connectance 5.7%, 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°
14,9°C
Annual rain
719mm
Moisture idx (CMI)
-0,44
Runoff
240mm/an
PET
1 293mm
AET
589mm
Mean slope
3,2°
Water table
311cm
Forest
23%
Crops
12%
Urban
0%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)