Ontologia

HydroBASINS lev08 watershed · #5080073670

Bassin de Onkaparinga 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 3 administrative regions : Adelaide Hills, Mount Barker, Onkaparinga

2% lakePfafstetter: 56510016

Sub-basin area

551,3km²

Upstream area

551,3km²

Discharge

3,73m³/s

Mean elev.

352m

Administrative coverage

3 dept-equivalent regions (GADM L2)

30 intersecting protected areas

21 more protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

6 910 distinct species · 600 362 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

600 362 obs · 16 cellules
Obs. / cellule
≥ 135 538
90 656–135 537
41 848–90 655
23 971–41 847
< 23 971

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 33 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Onkaparinga River : 24 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 65 interactions GloBI sur 4 types (connectance 11.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
65
Connectance
0.116
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

14,3°C

Annual rain

832mm

Moisture idx (CMI)

-0,30

Runoff

102mm/an

PET

1 182mm

AET

661mm

Mean slope

4,8°

Water table

889cm

Forest

52%

Crops

19%

Urban

7%

Protected

6%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)