Ontologia

Commune · KEN

Karen

Kenya

CfbTemperate, no dry season, warm summer(100 %)

Species observed

976

Observations

29 368

Area

74,6km²

Ecological tissue

Sample of 34 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 Karen : 29 espèces reliées par 30 interactions GloBI sur 5 types (connectance 5.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
30
Connectance
0.053
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

976 distinct species · 29 368 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

29 368 obs · 2 cellules
Obs. / cellule
≥ 24 020
24 020–24 019
24 020–24 019
24 020–24 019
< 24 020

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

Climate

Mean T°

18,0°C

Annual rain

878mm

Warmest m°

25,7°C

Coldest m°

11,0°C

Elevation: 1 833 m on average (min 1 707 m, max 1 957 m)

Bioclimatic detailsExpert
Annual mean temp.
18,0°C
Annual rain
878mm
Warmest month
25,7°C
Coldest month
11,0°C
Mean alt.
1 833m
Min
1 707m
Max
1 957m
Std. dev.
37m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

27,3g/kg

Clay

53,0%

Sand

21,0%

Silt

26,0%

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
34,3g/kg
Clay
52,0%
Sand
21,3%
Silt
26,7%
5–15 cm
pH H₂O
6,1
Org. C
26,3g/kg
Clay
53,0%
Sand
21,0%
Silt
26,0%
15–30 cm
pH H₂O
6,1
Org. C
21,2g/kg
Clay
54,0%
Sand
20,7%
Silt
25,3%

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

Land cover

Forest19.1%
Crops22.5%
Built-up8.9%
Bare soil0.3%
Other (grassland, water…)49.1%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

15,2km

Basins crossed

2

Max stream order

1

Max drainage

1 887km²

Discharge in basins

0,1m³/s

Mean precip.

851mm/an

Mean T°

18,2°C

Moisture idx

-0,45

Mean runoff

100mm/an

Mean elev. (basins)

1 761m

Watersheds crossing here

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

Human pressure

Pop. density

7hab/km²

Night light

7,8nW

Built-up

892,5%

Pesticides

1,0kg/km²

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

Protected areas4

IUCN Not Reported · 3IUCN II · 1

Nairobi

IUCN II

National Park · 1946

116 km²

Ngong Road

IUCN Not Reported

Forest Reserve · 1932

10 km²

Dagoretti

IUCN Not Reported

Forest Reserve · 1938

8 km²

Ololua

IUCN Not Reported

Forest Reserve · 1941

6 km²

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