HydroBASINS lev08 watershed · #5080545890
Bassin de Apsley 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 : Walcha
Sub-basin area
165,6km²
Upstream area
1 631,3km²
Discharge
6,28m³/s
Mean elev.
815m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Apsley River605 km²
- Bassin de Tia River331 km²
1 dept-equivalent regions (GADM L2)
- 165.5 km²100.0% of basin
3 intersecting protected areas
Oxley Wild Rivers
IUCN IbNational Park
80.68 km² overlap
Gondwana Rainforests of Australia
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
50.96 km² overlap
Mummel Gulf
IUCN IINational Park
0.33 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
627 distinct species · 3 178 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Apsley River : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 4 types (connectance 7.9%, filtre Serrano α=0.2). 6 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°
13,9°C
Annual rain
1 010mm
Moisture idx (CMI)
-0,19
Runoff
203mm/an
PET
1 255mm
AET
857mm
Mean slope
15,8°
Water table
655cm
Forest
76%
Crops
22%
Urban
0%
Protected
49%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)