HydroBASINS lev08 watershed · #5080606860
Bassin de Wimmera 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 3 administrative regions : Horsham, Northern Grampians, Yarriambiack
Sub-basin area
485,8km²
Upstream area
4 023,7km²
Discharge
15,63m³/s
Mean elev.
142m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Mount William Creek1347 km²
- Bassin de Wimmera River718 km²
3 dept-equivalent regions (GADM L2)
- 300.1 km²61.7% of basin
- 155.1 km²31.9% of basin
- 30.8 km²6.3% of basin
13 intersecting protected areas
Barrabool F.F.R.
IUCN IaNature Conservation Reserve
10.36 km² overlap
Grampians
IUCN IINational Park
4.55 km² overlap
Darlot Swamp W.R.
IUCN VINatural Features Reserve
2.65 km² overlap
Dooen Swamp B.R.
IUCN IVNatural Features Reserve
1.91 km² overlap
Wimmera River, Marma SS.R.
IUCN IIINatural Features Reserve
1.27 km² overlap
Jung Jung Swamp B.R
IUCN IVNatural Features Reserve
0.48 km² overlap
Saw Pit Swamp W.R
IUCN VINatural Features Reserve
0.31 km² overlap
Longerenong B.R
IUCN IVNatural Features Reserve
0.19 km² overlap
Warren B.R.
IUCN IVNatural Features Reserve
0.06 km² overlap
4 more protected areassorted by overlap area
Marma I94 B.R
IUCN IVNatural Features Reserve
0.05 km² overlap
Ashens I93 B.R
IUCN IVNatural Features Reserve
0.04 km² overlap
Mulligans B.R.
IUCN IVNatural Features Reserve
0.03 km² overlap
Gellatly B.R.
IUCN IVNatural Features Reserve
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 921 distinct species · 47 671 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 Wimmera River : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 5 types (connectance 8.9%, filtre Serrano α=0.2). 9 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°
14,4°C
Annual rain
488mm
Moisture idx (CMI)
-0,62
Runoff
44mm/an
PET
1 281mm
AET
416mm
Mean slope
0,3°
Water table
31cm
Forest
0%
Crops
56%
Urban
1%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)