Ontologia

District Municipality · ZAF

Namakwa

South Africa

BWkArid, desert, cold(45 %)

Species observed

10 981

Observations

491 127

Area

126 863,7km²

Ecological tissue

Sample of 26 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 Namakwa : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 23 interactions GloBI sur 2 types (connectance 7.1%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
23
Connectance
0.071
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

10 981 distinct species · 491 127 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

491 127 obs · 74 cellules
Obs. / cellule
≥ 49 012
16 826–49 011
6 416–16 825
3 648–6 415
< 3 648

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

17,4°C

Annual rain

179mm

Warmest m°

31,2°C

Coldest m°

4,8°C

Elevation: 862 m on average (min -42 m, max 1 802 m)

Bioclimatic detailsExpert
Annual mean temp.
17,4°C
Annual rain
179mm
Warmest month
31,2°C
Coldest month
4,8°C
Mean alt.
862m
Min
-42m
Max
1 802m
Std. dev.
348m
Köppen-Geiger (dominant)
BWkArid, desert, cold(45 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

10,1g/kg

Clay

16,4%

Sand

69,4%

Silt

14,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
10,8g/kg
Clay
14,7%
Sand
70,8%
Silt
14,5%
5–15 cm
pH H₂O
8,0
Org. C
8,7g/kg
Clay
16,2%
Sand
69,6%
Silt
14,1%
15–30 cm
pH H₂O
8,0
Org. C
10,8g/kg
Clay
18,3%
Sand
67,8%
Silt
13,9%

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

Land cover

Forest0.2%
Crops0.3%
Built-up0.0%
Bare soil56.6%
Other (grassland, water…)42.9%

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

Hydrology232 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

6 670,4km

Lake surface here

116,25km²

Basins crossed

232

Max stream order

9

Max drainage

884 883km²

Discharge in basins

2 826,7m³/s

Mean precip.

171mm/an

Mean T°

16,9°C

Moisture idx

-0,89

Mean runoff

18mm/an

Mean elev. (basins)

859m

Watersheds crossing here

223 more basins

Lakes (50, top by area)

41 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

1,4%

Pesticides

4,0kg/km²

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

Protected areas42

IUCN Not Reported · 40IUCN Not Applicable · 1IUCN II · 1🌊 Marine · 7
Complete list

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

Sub-administrations6