HydroBASINS lev08 watershed · #5080472000
Bassin de Fifteen Mile 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 3 administrative regions : Lockyer Valley, Somerset, Toowoomba
Sub-basin area
741,2km²
Upstream area
741,2km²
Discharge
1,63m³/s
Mean elev.
360m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 618.0 km²83.5% of basin
- 121.9 km²16.5% of basin
- 0.0 km²0.0% of basin
12 intersecting protected areas
Lockyer
IUCN IINational Park
57.94 km² overlap
Lockyer
IUCN VIResources Reserve
6.15 km² overlap
Alice Creek
IUCN VINature Refuge
3.06 km² overlap
Ravensbourne
IUCN IINational Park
1.88 km² overlap
Flagstone Creek
IUCN IIIConservation Park
1.15 km² overlap
Under Milkweed
IUCN VINature Refuge
1.10 km² overlap
Xanthorrhoea
IUCN VINature Refuge
0.98 km² overlap
Gattonview
IUCN VINature Refuge
0.61 km² overlap
The Gullies
IUCN VINature Refuge
0.38 km² overlap
3 more protected areassorted by overlap area
Kalisha
IUCN VINature Refuge
0.26 km² overlap
Walker's Wilderness
IUCN VINature Refuge
0.18 km² overlap
Geham
IUCN IINational Park
0.13 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 181 distinct species · 238 321 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Fifteen Mile Creek : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 3 types (connectance 7.1%, 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°
18,1°C
Annual rain
879mm
Moisture idx (CMI)
-0,41
Runoff
67mm/an
PET
1 493mm
AET
744mm
Mean slope
6,8°
Water table
468cm
Forest
59%
Crops
0%
Urban
2%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)