Ontologia

Constituency · NAM

Karas

Namibia

BWhArid, desert, hot(98 %)

Species observed

2 120

Observations

34 472

Area

38 195,2km²

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 Karas : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 5 types (connectance 6.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
33
Connectance
0.067
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

2 120 distinct species · 34 472 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

34 472 obs · 651 cellules
Obs. / cellule
≥ 916
89–915
22–88
8–21
< 8

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

Climate

Mean T°

20,2°C

Annual rain

114mm

Warmest m°

34,1°C

Coldest m°

6,2°C

Elevation: 843 m on average (min 85 m, max 1 878 m)

Bioclimatic detailsExpert
Annual mean temp.
20,2°C
Annual rain
114mm
Warmest month
34,1°C
Coldest month
6,2°C
Mean alt.
843m
Min
85m
Max
1 878m
Std. dev.
241m
Köppen-Geiger (dominant)
BWhArid, desert, hot(98 %)Arid

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

Soil & lithology

pH H₂O

8,6

Org. C

4,7g/kg

Clay

8,3%

Sand

79,3%

Silt

12,5%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,6
Org. C
4,8g/kg
Clay
7,7%
Sand
79,5%
Silt
12,9%
5–15 cm
pH H₂O
8,6
Org. C
4,2g/kg
Clay
8,0%
Sand
79,7%
Silt
12,3%
15–30 cm
pH H₂O
8,6
Org. C
5,2g/kg
Clay
9,1%
Sand
78,6%
Silt
12,3%

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

Land cover

Forest0.4%
Crops0.1%
Built-up0.0%
Bare soil71.4%
Other (grassland, water…)28.1%

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

Hydrology89 basins · 13 lakes · 83 rivers

Hydrology metrics for this exact territory

Stream length here

4 240,7km

Lake surface here

6,62km²

Basins crossed

89

Max stream order

9

Max drainage

796 731km²

Discharge in basins

2 998,7m³/s

Mean precip.

118mm/an

Mean T°

19,5°C

Moisture idx

-0,93

Mean runoff

8mm/an

Mean elev. (basins)

844m

Watersheds crossing here

80 more basins

Lakes (13, top by area)

4 more lakes

Rivers / streams (83, ord ≥ 4)

71 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

0,7%

Pesticides

0,0kg/km²

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

Protected areas4

IUCN Not Reported · 3IUCN II · 1

Gamaseb

IUCN Not Reported

Communal Conservancy · 2003

1 748 km²

Gondwana

IUCN Not Reported

Private Reserve · 1995

1 163 km²

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