HydroBASINS lev08 watershed · #5080501770
Bassin de Cataract 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 6 administrative regions : Clarence Valley, Kyogle, Richmond Valley, Scenic Rim, Southern Downs +1
Sub-basin area
4 535km²
Upstream area
4 535km²
Discharge
16,71m³/s
Mean elev.
553m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
6 dept-equivalent regions (GADM L2)
- 3035.3 km²67.0% of basin
- 1472.7 km²32.5% of basin
- 14.5 km²0.3% of basin
- 3.9 km²0.1% of basin
- 1.6 km²0.0% of basin
- 0.6 km²0.0% of basin
24 intersecting protected areas
Richmond Range
IUCN IINational Park
101.68 km² overlap
Yabbra
IUCN IINational Park
89.80 km² overlap
Bald Rock
IUCN IINational Park
76.81 km² overlap
Gondwana Rainforests of Australia
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
52.52 km² overlap
Toonumbar
IUCN IINational Park
50.66 km² overlap
Koreelah
IUCN IINational Park
49.78 km² overlap
Boonoo Boonoo
IUCN IINational Park
48.03 km² overlap
Cataract
IUCN IINational Park
43.77 km² overlap
Tooloom
IUCN IINational Park
43.73 km² overlap
15 more protected areassorted by overlap area
Captains Creek
IUCN IaNature Reserve
40.28 km² overlap
Basket Swamp
IUCN IINational Park
28.00 km² overlap
Maryland
IUCN IINational Park
21.43 km² overlap
Mount Nothofagus
IUCN IINational Park
20.98 km² overlap
Mount Clunie
IUCN IINational Park
13.00 km² overlap
Mount Pikapene
IUCN IINational Park
8.09 km² overlap
Cataract
IUCN IIState Conservation Area
5.69 km² overlap
Mount Barney
IUCN IINational Park
3.71 km² overlap
Girraween
IUCN IINational Park
2.00 km² overlap
Mallanganee
IUCN IaNational Park
1.71 km² overlap
North Obelisk
IUCN IVNature Reserve
0.36 km² overlap
Main Range
IUCN IINational Park
0.26 km² overlap
Timbarra
IUCN IINational Park
0.19 km² overlap
Bandahngan
IUCN VAboriginal Area
0.03 km² overlap
White Beech
IUCN IaFlora Reserve
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 384 distinct species · 195 535 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 Cataract River : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 4 types (connectance 8.2%, filtre Serrano α=0.2). 7 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°
16,7°C
Annual rain
1 061mm
Moisture idx (CMI)
-0,22
Runoff
124mm/an
PET
1 370mm
AET
898mm
Mean slope
7,5°
Water table
429cm
Forest
80%
Crops
16%
Urban
0%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)