HydroBASINS lev08 watershed · #5080071270
Bassin de Mangrove 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 6 administrative regions : Cessnock, Gosford, Hawkesbury, Hornsby, The Hills +1
Sub-basin area
606,3km²
Upstream area
20 774,9km²
Discharge
150,27m³/s
Mean elev.
170m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Macdonald River1931 km²
- Bassin de Webb's Creek437 km²
6 dept-equivalent regions (GADM L2)
- 511.9 km²84.5% of basin
- 72.8 km²12.0% of basin
- 7.3 km²1.2% of basin
- 2.0 km²0.3% of basin
- 1.5 km²0.2% of basin
- 0.3 km²0.1% of basin
8 intersecting protected areas
Dharug
IUCN IINational Park
151.75 km² overlap
Marramarra
IUCN IINational Park
43.68 km² overlap
Popran
IUCN IINational Park
32.01 km² overlap
Koolewong
IUCN IaFlora Reserve
18.38 km² overlap
Yengo
IUCN IbNational Park
4.50 km² overlap
Greater Blue Mountains Area
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
4.26 km² overlap
Maroota
IUCN IIHistoric Site
0.33 km² overlap
Brisbane Water
IUCN IINational Park
0.11 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 576 distinct species · 67 752 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Mangrove Creek : 20 espèces reliées par 45 interactions GloBI sur 4 types (connectance 8.5%, filtre Serrano α=0.2). 13 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°
16,6°C
Annual rain
1 146mm
Moisture idx (CMI)
-0,09
Runoff
316mm/an
PET
1 257mm
AET
946mm
Mean slope
10,3°
Water table
424cm
Forest
98%
Crops
0%
Urban
0%
Protected
43%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)