Ontologia

Constituency · NAM

Okahao

Namibia

BWhArid, desert, hot(87 %)

Species observed

605

Observations

11 059

Area

9 898,5km²

Ecological tissue

Sample of 27 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 Okahao : 21 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 2 types (connectance 8.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
28
Connectance
0.080
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

605 distinct species · 11 059 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 059 obs · 156 cellules
Obs. / cellule
≥ 1 742
149–1 741
18–148
4–17
< 4

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

Climate

Mean T°

22,9°C

Annual rain

311mm

Warmest m°

33,4°C

Coldest m°

10,3°C

Elevation: 1 152 m on average (min 1 091 m, max 1 315 m)

Bioclimatic detailsExpert
Annual mean temp.
22,9°C
Annual rain
311mm
Warmest month
33,4°C
Coldest month
10,3°C
Mean alt.
1 152m
Min
1 091m
Max
1 315m
Std. dev.
47m
Köppen-Geiger (dominant)
BWhArid, desert, hot(87 %)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

5,0g/kg

Clay

12,8%

Sand

73,5%

Silt

13,7%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
5,6g/kg
Clay
10,9%
Sand
75,4%
Silt
13,7%
5–15 cm
pH H₂O
8,0
Org. C
3,6g/kg
Clay
11,7%
Sand
74,4%
Silt
13,9%
15–30 cm
pH H₂O
8,1
Org. C
5,9g/kg
Clay
15,8%
Sand
70,7%
Silt
13,6%

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

Land cover

Forest5.1%
Crops5.4%
Built-up0.0%
Bare soil8.2%
Other (grassland, water…)81.3%

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

Hydrology33 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

31,8km

Basins crossed

33

Max stream order

5

Max drainage

22 635km²

Discharge in basins

2,9m³/s

Mean precip.

358mm/an

Mean T°

22,0°C

Moisture idx

-0,80

Mean runoff

3mm/an

Mean elev. (basins)

1 173m

Watersheds crossing here

24 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,3%

Pesticides

0,2kg/km²

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

Protected areas4

IUCN Not Reported · 3IUCN II · 1

Etosha

IUCN II

National Park · 1975

22 941 km²

Ehirovipuka

IUCN Not Reported

Communal Conservancy · 2001

1 980 km²

Hobatere

IUCN Not Reported

Concession · 2011

258 km²

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