Ontologia

Commune · ZAF

Oudtshoorn

South Africa

BSkArid, steppe, cold(80 %)

Species observed

4 633

Observations

116 409

Area

3 537,1km²

Ecological tissue

Sample of 36 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 Oudtshoorn : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 3 types (connectance 4.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
34
Connectance
0.048
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

4 633 distinct species · 116 409 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

116 409 obs · 101 cellules
Obs. / cellule
≥ 8 421
2 942–8 420
1 075–2 941
411–1 074
< 411

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

Climate

Mean T°

16,0°C

Annual rain

478mm

Warmest m°

28,2°C

Coldest m°

4,3°C

Elevation: 621 m on average (min 168 m, max 1 812 m)

Bioclimatic detailsExpert
Annual mean temp.
16,0°C
Annual rain
478mm
Warmest month
28,2°C
Coldest month
4,3°C
Mean alt.
621m
Min
168m
Max
1 812m
Std. dev.
299m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(80 %)Arid

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

Soil & lithology

pH H₂O

7,3

Org. C

25,0g/kg

Clay

23,3%

Sand

61,1%

Silt

15,6%

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

Dominant lithology: ssGLiMaggregated to Eden

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
34,0g/kg
Clay
21,2%
Sand
62,9%
Silt
15,9%
5–15 cm
pH H₂O
7,3
Org. C
23,9g/kg
Clay
23,7%
Sand
60,7%
Silt
15,7%
15–30 cm
pH H₂O
7,4
Org. C
17,0g/kg
Clay
25,1%
Sand
59,6%
Silt
15,3%

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

Land cover

Forest3.3%
Crops2.6%
Built-up0.2%
Bare soil16.1%
Other (grassland, water…)77.8%

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

Hydrology9 basins · 4 lakes · 23 rivers

Hydrology metrics for this exact territory

Stream length here

581,1km

Lake surface here

5,29km²

Basins crossed

9

Max stream order

6

Max drainage

30 129km²

Discharge in basins

28,5m³/s

Mean precip.

406mm/an

Mean T°

15,5°C

Moisture idx

-0,69

Mean runoff

40mm/an

Mean elev. (basins)

655m

Watersheds crossing here

Lakes (4, 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

0hab/km²

Night light

0,1nW

Built-up

19,4%

Pesticides

2,7kg/km²

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

Protected areas13

IUCN Not Reported · 12IUCN Not Applicable · 1🌊 Marine · 1
Complete list

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