Ontologia

District Municipality · ZAF

Alfred Nzo

South Africa

CfbTemperate, no dry season, warm summer(59 %)

Species observed

4 316

Observations

59 794

Area

10 727,9km²

Ecological tissue

Sample of 40 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 Alfred Nzo : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 4 types (connectance 4.6%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
36
Connectance
0.046
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

4 316 distinct species · 59 794 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

59 794 obs · 261 cellules
Obs. / cellule
≥ 2 897
403–2 896
82–402
39–81
< 39

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

Climate

Mean T°

15,2°C

Annual rain

873mm

Warmest m°

24,7°C

Coldest m°

2,5°C

Elevation: 1 235 m on average (min -14 m, max 2 696 m)

Bioclimatic detailsExpert
Annual mean temp.
15,2°C
Annual rain
873mm
Warmest month
24,7°C
Coldest month
2,5°C
Mean alt.
1 235m
Min
-14m
Max
2 696m
Std. dev.
462m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(59 %)Temperate

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

Soil & lithology

pH H₂O

6,0

Org. C

22,3g/kg

Clay

31,4%

Sand

37,5%

Silt

31,1%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
29,5g/kg
Clay
29,9%
Sand
38,3%
Silt
31,8%
5–15 cm
pH H₂O
6,0
Org. C
21,1g/kg
Clay
29,9%
Sand
38,6%
Silt
31,5%
15–30 cm
pH H₂O
6,0
Org. C
16,3g/kg
Clay
34,4%
Sand
35,7%
Silt
29,9%

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

Land cover

Forest10.2%
Crops29.8%
Built-up0.9%
Bare soil3.5%
Other (grassland, water…)55.7%

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

Hydrology40 basins · 13 lakes · 31 rivers

Hydrology metrics for this exact territory

Stream length here

1 551,2km

Lake surface here

4,21km²

Basins crossed

40

Max stream order

5

Max drainage

11 010km²

Discharge in basins

314,8m³/s

Mean precip.

838mm/an

Mean T°

15,5°C

Moisture idx

-0,34

Mean runoff

287mm/an

Mean elev. (basins)

1 249m

Watersheds crossing here

31 more basins

Lakes (13, top by area)

4 more lakes

Rivers / streams (31, ord ≥ 4)

19 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

85,9%

Pesticides

18,5kg/km²

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

Protected areas13

IUCN Not Reported · 13🌊 Marine · 3
Complete list

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

Sub-administrations4