Ontologia

Commune · KEN

Nairobi West

Kenya

AwTropical, savannah(57 %)

Species observed

870

Observations

219 128

Area

6,4km²

Ecological tissue

Sample of 17 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 Nairobi West : 15 espèces reliées par 17 interactions GloBI sur 3 types (connectance 12.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
17
Connectance
0.125
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

870 distinct species · 219 128 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

219 128 obs · 1 cellules
Obs. / cellule
≥ 219 128
219 128–219 127
219 128–219 127
219 128–219 127
< 219 128

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

Climate

Mean T°

18,9°C

Annual rain

832mm

Warmest m°

26,4°C

Coldest m°

12,0°C

Elevation: 1 679 m on average (min 1 662 m, max 1 723 m)

Bioclimatic detailsExpert
Annual mean temp.
18,9°C
Annual rain
832mm
Warmest month
26,4°C
Coldest month
12,0°C
Mean alt.
1 679m
Min
1 662m
Max
1 723m
Std. dev.
18m
Köppen-Geiger (dominant)
AwTropical, savannah(57 %)Tropical

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

Soil & lithology

pH H₂O

6,1

Org. C

21,3g/kg

Clay

45,2%

Sand

29,0%

Silt

25,7%

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

Dominant lithology: viGLiMaggregated to Langata

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
25,9g/kg
Clay
44,0%
Sand
29,3%
Silt
26,7%
5–15 cm
pH H₂O
6,1
Org. C
21,0g/kg
Clay
44,8%
Sand
29,3%
Silt
26,0%
15–30 cm
pH H₂O
6,1
Org. C
17,2g/kg
Clay
46,9%
Sand
28,6%
Silt
24,6%

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

Land cover

Forest2.7%
Crops7.6%
Built-up18.6%
Bare soil1.1%
Other (grassland, water…)69.9%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,0km

Basins crossed

2

Max stream order

1

Max drainage

1 887km²

Discharge in basins

0,0m³/s

Mean precip.

1 066mm/an

Mean T°

17,6°C

Moisture idx

-0,31

Mean runoff

152mm/an

Mean elev. (basins)

1 842m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

66hab/km²

Night light

26,2nW

Built-up

1 856,6%

Pesticides

1,0kg/km²

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