HydroBASINS lev08 watershed · #5080263030
Bassin de Hann 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 1 administrative regions : Derby-West Kimberley
Sub-basin area
149,7km²
Upstream area
9 766km²
Discharge
46,65m³/s
Mean elev.
282m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Hann River257 km²
- Bassin de Traine River95 km²
1 dept-equivalent regions (GADM L2)
- 149.2 km²100.0% of basin
1 intersecting protected areas
Mornington
IUCN IIPrivate Nature Reserve
144.79 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
146 distinct species · 470 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Hann River : 19 espèces reliées par 35 interactions GloBI sur 2 types (connectance 10.0%, filtre Serrano α=0.2). 8 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°
27,0°C
Annual rain
687mm
Moisture idx (CMI)
-0,66
Runoff
106mm/an
PET
1 996mm
AET
579mm
Mean slope
0,8°
Water table
123cm
Forest
56%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)