HydroBASINS lev08 watershed · #5080056140
Bassin de Gardner 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 : Manjimup
Sub-basin area
969,5km²
Upstream area
969,5km²
Discharge
1,92m³/s
Mean elev.
83m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 951.2 km²98.1% of basin
11 intersecting protected areas
D'Entrecasteaux
IUCN IINational Park
465.24 km² overlap
Boorara-Gardner
IUCN IINational Park
109.23 km² overlap
Jane
IUCN IINational Park
67.77 km² overlap
Shannon
IUCN IINational Park
16.97 km² overlap
Greater Hawke
IUCN IINational Park
0.78 km² overlap
Greater Dordagup
IUCN IINational Park
0.74 km² overlap
Conservation Covenant
0.38 km² overlap
Quagering
IUCN IaNature Reserve
0.25 km² overlap
Unnamed WA31621
IUCN IaNature Reserve
0.04 km² overlap
2 more protected areassorted by overlap area
Unnamed WA11993
IUCN IV5(1)(g) Reserve
0.00 km² overlap
Unnamed WA44709
IUCN V5(1)(h) Reserve
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 836 distinct species · 12 574 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Gardner River : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 6.2%, filtre Serrano α=0.2). 5 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°
15,2°C
Annual rain
1 167mm
Moisture idx (CMI)
0,05
Runoff
605mm/an
PET
1 103mm
AET
714mm
Mean slope
2,4°
Water table
156cm
Forest
95%
Crops
1%
Urban
0%
Protected
68%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)