Ontologia

District Municipality · ZAF

Central Karoo

South Africa

BWkArid, desert, cold(57 %)

Species observed

6 842

Observations

475 134

Area

38 854km²

Ecological tissue

Sample of 25 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 Central Karoo : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 21 interactions GloBI sur 4 types (connectance 7.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
21
Connectance
0.070
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

6 842 distinct species · 475 134 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

475 134 obs · 986 cellules
Obs. / cellule
≥ 6 323
878–6 322
249–877
95–248
< 95

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

Climate

Mean T°

16,6°C

Annual rain

255mm

Warmest m°

30,4°C

Coldest m°

3,8°C

Elevation: 978 m on average (min 392 m, max 2 156 m)

Bioclimatic detailsExpert
Annual mean temp.
16,6°C
Annual rain
255mm
Warmest month
30,4°C
Coldest month
3,8°C
Mean alt.
978m
Min
392m
Max
2 156m
Std. dev.
295m
Köppen-Geiger (dominant)
BWkArid, desert, cold(57 %)Arid

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

Soil & lithology

pH H₂O

7,8

Org. C

10,6g/kg

Clay

20,4%

Sand

62,7%

Silt

16,9%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
10,7g/kg
Clay
18,2%
Sand
64,5%
Silt
17,4%
5–15 cm
pH H₂O
7,7
Org. C
9,7g/kg
Clay
21,3%
Sand
61,8%
Silt
16,9%
15–30 cm
pH H₂O
7,9
Org. C
11,4g/kg
Clay
21,6%
Sand
61,8%
Silt
16,5%

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

Land cover

Forest0.3%
Crops0.3%
Built-up0.0%
Bare soil44.5%
Other (grassland, water…)55.0%

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

Hydrology77 basins · 45 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

4 028,8km

Lake surface here

24,28km²

Basins crossed

77

Max stream order

6

Max drainage

18 506km²

Discharge in basins

45,6m³/s

Mean precip.

239mm/an

Mean T°

15,6°C

Moisture idx

-0,84

Mean runoff

11mm/an

Mean elev. (basins)

971m

Watersheds crossing here

68 more basins

Lakes (45, top by area)

36 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,7%

Pesticides

4,3kg/km²

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

Protected areas20

IUCN Not Reported · 19IUCN Not Applicable · 1🌊 Marine · 1
Complete list

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

Sub-administrations3