Ontologia

Commune · ZAF

Cederberg

South Africa

BShArid, steppe, hot(43 %)

Species observed

7 029

Observations

321 984

Area

8 007,2km²

Ecological tissue

Sample of 31 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 Cederberg : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 5.8%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
27
Connectance
0.058
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

7 029 distinct species · 321 984 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

321 984 obs · 228 cellules
Obs. / cellule
≥ 13 036
3 620–13 035
685–3 619
416–684
< 416

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

Climate

Mean T°

16,9°C

Annual rain

418mm

Warmest m°

29,6°C

Coldest m°

6,1°C

Elevation: 470 m on average (min -22 m, max 1 741 m)

Bioclimatic detailsExpert
Annual mean temp.
16,9°C
Annual rain
418mm
Warmest month
29,6°C
Coldest month
6,1°C
Mean alt.
470m
Min
-22m
Max
1 741m
Std. dev.
337m
Köppen-Geiger (dominant)
BShArid, steppe, hot(43 %)Arid

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

Soil & lithology

pH H₂O

7,1

Org. C

17,5g/kg

Clay

14,5%

Sand

75,2%

Silt

10,3%

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

Dominant lithology: ssGLiMaggregated to West Coast

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
22,7g/kg
Clay
13,3%
Sand
76,5%
Silt
10,2%
5–15 cm
pH H₂O
7,1
Org. C
16,8g/kg
Clay
14,5%
Sand
75,1%
Silt
10,4%
15–30 cm
pH H₂O
7,2
Org. C
13,0g/kg
Clay
15,7%
Sand
74,0%
Silt
10,3%

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

Land cover

Forest1.3%
Crops8.2%
Built-up0.1%
Bare soil17.3%
Other (grassland, water…)73.2%

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

Hydrology28 basins · 8 lakes · 60 rivers

Hydrology metrics for this exact territory

Stream length here

1 079,3km

Lake surface here

18,64km²

Basins crossed

28

Max stream order

6

Max drainage

24 036km²

Discharge in basins

121,0m³/s

Mean precip.

305mm/an

Mean T°

17,0°C

Moisture idx

-0,79

Mean runoff

62mm/an

Mean elev. (basins)

466m

Watersheds crossing here

19 more basins

Lakes (8, top by area)

Rivers / streams (60, ord ≥ 4)

48 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

6,1%

Pesticides

11,5kg/km²

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

Protected areas30

IUCN Not Reported · 28IUCN Not Applicable · 1IUCN II · 1🌊 Marine · 6
Complete list

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