HydroBASINS lev08 watershed · #5080570040
Bassin de Halls 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 2 administrative regions : Muswellbrook, Upper Hunter
Sub-basin area
1 116,6km²
Upstream area
6 830,4km²
Discharge
5,73m³/s
Mean elev.
362m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Blackwater Creek724 km²
- Bassin de Goulburn River133 km²
2 dept-equivalent regions (GADM L2)
- 732.4 km²65.6% of basin
- 383.5 km²34.4% of basin
4 intersecting protected areas
Wollemi
IUCN IbNational Park
389.67 km² overlap
Greater Blue Mountains Area
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
389.65 km² overlap
Goulburn River
IUCN IINational Park
79.09 km² overlap
Manobalai
IUCN IaNature Reserve
11.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 521 distinct species · 40 095 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Halls Creek : 34 espèces reliées par 55 interactions GloBI sur 3 types (connectance 5.6%, filtre Serrano α=0.2). 11 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°
16,1°C
Annual rain
705mm
Moisture idx (CMI)
-0,49
Runoff
62mm/an
PET
1 400mm
AET
599mm
Mean slope
9,7°
Water table
595cm
Forest
67%
Crops
2%
Urban
0%
Protected
43%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)