Ontologia

Commune · ZAF

Siyathemba

South Africa

BWhArid, desert, hot(99 %)

Species observed

1 635

Observations

33 157

Area

14 725,3km²

Ecological tissue

Sample of 14 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 Siyathemba : 13 espèces reliées par 10 interactions GloBI sur 2 types (connectance 11.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
10
Connectance
0.110
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

1 635 distinct species · 33 157 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 157 obs · 301 cellules
Obs. / cellule
≥ 1 136
246–1 135
89–245
32–88
< 32

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

Climate

Mean T°

18,9°C

Annual rain

237mm

Warmest m°

33,2°C

Coldest m°

3,8°C

Elevation: 1 056 m on average (min 887 m, max 1 342 m)

Bioclimatic detailsExpert
Annual mean temp.
18,9°C
Annual rain
237mm
Warmest month
33,2°C
Coldest month
3,8°C
Mean alt.
1 056m
Min
887m
Max
1 342m
Std. dev.
72m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)Arid

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

Soil & lithology

pH H₂O

7,9

Org. C

6,3g/kg

Clay

15,6%

Sand

66,5%

Silt

17,9%

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

Dominant lithology: vbGLiMaggregated to Pixley ka Seme

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
7,5g/kg
Clay
15,4%
Sand
66,5%
Silt
18,1%
5–15 cm
pH H₂O
7,9
Org. C
5,4g/kg
Clay
15,6%
Sand
66,5%
Silt
17,9%
15–30 cm
pH H₂O
7,9
Org. C
5,9g/kg
Clay
15,7%
Sand
66,7%
Silt
17,7%

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

Land cover

Forest0.6%
Crops0.9%
Built-up0.0%
Bare soil25.7%
Other (grassland, water…)72.8%

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

Hydrology47 basins · 8 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

737,9km

Lake surface here

3,23km²

Basins crossed

47

Max stream order

7

Max drainage

334 922km²

Discharge in basins

2 508,4m³/s

Mean precip.

251mm/an

Mean T°

18,4°C

Moisture idx

-0,85

Mean runoff

15mm/an

Mean elev. (basins)

1 063m

Watersheds crossing here

38 more basins

Lakes (8, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,9%

Pesticides

5,8kg/km²

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

Protected areas3

IUCN Not Reported · 3

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