HydroBASINS lev08 watershed · #5080612950
Bassin de Thomson 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 5 administrative regions : Baw Baw, Latrobe, Mansfield, Wellington, Yarra Ranges
Sub-basin area
1 426,9km²
Upstream area
1 426,9km²
Discharge
22,57m³/s
Mean elev.
604m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 921.5 km²64.5% of basin
- 479.1 km²33.6% of basin
- 18.1 km²1.3% of basin
- 5.2 km²0.4% of basin
- 3.9 km²0.3% of basin
12 intersecting protected areas
Baw Baw
IUCN IINational Park
79.37 km² overlap
Thomson River
IUCN VHeritage River
30.97 km² overlap
Baw Baw Plateau
IUCN IIRemote and Natural Area - Schedule 6, National Parks Act
27.25 km² overlap
Aberfeldy River
IUCN IIHeritage River
7.73 km² overlap
Glenmaggie N.C.R.
IUCN IaNatural Features Reserve
5.58 km² overlap
Yarra Ranges
IUCN IINational Park
2.93 km² overlap
Mount Useful N.F.S.R.
IUCN IIINatural Features Reserve
2.76 km² overlap
Seaton B.R
IUCN IVNatural Features Reserve
0.05 km² overlap
Glenmaggie I1 B.R
IUCN IVNatural Features Reserve
0.04 km² overlap
3 more protected areassorted by overlap area
Thomson River SS.R.
IUCN IIINatural Features Reserve
0.03 km² overlap
Glenmaggie I2 B.R
IUCN IVNatural Features Reserve
0.02 km² overlap
Glenmaggie I4 B.R.
IUCN IVNatural Features Reserve
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 182 distinct species · 93 463 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 Thomson River : 25 espèces reliées par 50 interactions GloBI sur 4 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°
10,8°C
Annual rain
1 370mm
Moisture idx (CMI)
0,17
Runoff
367mm/an
PET
1 051mm
AET
816mm
Mean slope
12,3°
Water table
411cm
Forest
84%
Crops
0%
Urban
0%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)