Ontologia

Commune · ZAF

Matzikama

South Africa

BWhArid, desert, hot(45 %)

Species observed

4 575

Observations

133 074

Area

12 985,5km²

Ecological tissue

Sample of 30 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 Matzikama : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 3 types (connectance 5.5%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
24
Connectance
0.055
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

4 575 distinct species · 133 074 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

133 074 obs · 353 cellules
Obs. / cellule
≥ 6 042
634–6 041
216–633
94–215
< 94

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

Climate

Mean T°

17,5°C

Annual rain

226mm

Warmest m°

29,9°C

Coldest m°

7,6°C

Elevation: 299 m on average (min -36 m, max 1 111 m)

Bioclimatic detailsExpert
Annual mean temp.
17,5°C
Annual rain
226mm
Warmest month
29,9°C
Coldest month
7,6°C
Mean alt.
299m
Min
-36m
Max
1 111m
Std. dev.
208m
Köppen-Geiger (dominant)
BWhArid, desert, hot(45 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

12,5g/kg

Clay

13,8%

Sand

73,8%

Silt

12,3%

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
7,7
Org. C
15,3g/kg
Clay
13,0%
Sand
74,9%
Silt
12,1%
5–15 cm
pH H₂O
7,7
Org. C
11,2g/kg
Clay
13,4%
Sand
74,2%
Silt
12,4%
15–30 cm
pH H₂O
7,7
Org. C
11,1g/kg
Clay
15,1%
Sand
72,4%
Silt
12,4%

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

Land cover

Forest0.4%
Crops2.6%
Built-up0.1%
Bare soil28.0%
Other (grassland, water…)68.9%

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

Hydrology30 basins · 3 lakes · 18 rivers

Hydrology metrics for this exact territory

Stream length here

873,2km

Lake surface here

3,36km²

Basins crossed

30

Max stream order

6

Max drainage

46 364km²

Discharge in basins

230,0m³/s

Mean precip.

186mm/an

Mean T°

18,2°C

Moisture idx

-0,88

Mean runoff

15mm/an

Mean elev. (basins)

317m

Watersheds crossing here

21 more basins

Lakes (3, top by area)

Rivers / streams (18, ord ≥ 4)

6 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

4,8%

Pesticides

4,1kg/km²

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

Protected areas9

IUCN Not Reported · 9🌊 Marine · 2
Complete list

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