Ontologia

Commune · ZAF

Stellenbosch

South Africa

CsbTemperate, dry summer, warm summer(91 %)

Species observed

6 584

Observations

233 548

Area

831km²

Ecological tissue

Sample of 43 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 Stellenbosch : 35 espèces reliées par 52 interactions GloBI sur 5 types (connectance 5.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
52
Connectance
0.058
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

6 584 distinct species · 233 548 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

233 548 obs · 23 cellules
Obs. / cellule
≥ 76 560
23 544–76 559
7 581–23 543
4 338–7 580
< 4 338

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

Climate

Mean T°

15,3°C

Annual rain

1 915mm

Warmest m°

26,4°C

Coldest m°

6,1°C

Elevation: 429 m on average (min 14 m, max 1 420 m)

Bioclimatic detailsExpert
Annual mean temp.
15,3°C
Annual rain
1 915mm
Warmest month
26,4°C
Coldest month
6,1°C
Mean alt.
429m
Min
14m
Max
1 420m
Std. dev.
344m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(91 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,3

Org. C

38,1g/kg

Clay

16,0%

Sand

72,7%

Silt

11,2%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: ssGLiMaggregated to Cape Winelands

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
55,9g/kg
Clay
12,6%
Sand
75,9%
Silt
11,6%
5–15 cm
pH H₂O
6,3
Org. C
34,6g/kg
Clay
15,6%
Sand
73,1%
Silt
11,3%
15–30 cm
pH H₂O
6,3
Org. C
23,7g/kg
Clay
19,9%
Sand
69,2%
Silt
10,9%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest7.9%
Crops15.8%
Built-up1.2%
Bare soil4.0%
Other (grassland, water…)71.1%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology6 basins · 2 lakes · 23 rivers

Hydrology metrics for this exact territory

Stream length here

160,4km

Lake surface here

0,24km²

Basins crossed

6

Max stream order

4

Max drainage

2 231km²

Discharge in basins

9,6m³/s

Mean precip.

756mm/an

Mean T°

16,4°C

Moisture idx

-0,41

Max snow

1%

Mean runoff

354mm/an

Mean elev. (basins)

255m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (23, ord ≥ 4)

11 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

2hab/km²

Night light

2,1nW

Built-up

124,4%

Pesticides

25,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas10

IUCN Not Reported · 9IUCN Not Applicable · 1🌊 Marine · 2
Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN