Ontologia

County · ken

Trans Nzoia

Kenya

CsbTemperate, dry summer, warm summer(95 %)

Species observed

1 749

Observations

26 391

Area

2 465,9km²

Ecological tissue

Sample of 41 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 Trans Nzoia : 38 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 4 types (connectance 4.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
36
Connectance
0.044
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

1 749 distinct species · 26 391 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 391 obs · 62 cellules
Obs. / cellule
≥ 4 409
1 060–4 408
269–1 059
126–268
< 126

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

Climate

Mean T°

17,4°C

Annual rain

1 465mm

Warmest m°

24,2°C

Coldest m°

11,8°C

Elevation: 2 020 m on average (min 1 606 m, max 3 958 m)

Bioclimatic detailsExpert
Annual mean temp.
17,4°C
Annual rain
1 465mm
Warmest month
24,2°C
Coldest month
11,8°C
Mean alt.
2 020m
Min
1 606m
Max
3 958m
Std. dev.
345m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(95 %)Temperate

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

Soil & lithology

pH H₂O

5,9

Org. C

36,3g/kg

Clay

42,4%

Sand

30,6%

Silt

27,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
49,6g/kg
Clay
42,3%
Sand
30,2%
Silt
27,5%
5–15 cm
pH H₂O
5,9
Org. C
33,2g/kg
Clay
41,4%
Sand
31,3%
Silt
27,3%
15–30 cm
pH H₂O
5,9
Org. C
26,2g/kg
Clay
43,5%
Sand
30,2%
Silt
26,4%

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

Land cover

Forest27.5%
Crops31.4%
Built-up2.0%
Bare soil0.5%
Other (grassland, water…)38.5%

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

Hydrology8 basins · 0 lakes · 14 rivers

Hydrology metrics for this exact territory

Stream length here

337,7km

Basins crossed

8

Max stream order

4

Max drainage

3 976km²

Discharge in basins

32,2m³/s

Mean precip.

1 184mm/an

Mean T°

17,4°C

Moisture idx

-0,30

Mean runoff

297mm/an

Mean elev. (basins)

2 026m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,3nW

Built-up

200,5%

Pesticides

1,4kg/km²

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

Protected areas12

IUCN Not Reported · 8IUCN II · 3IUCN Not Applicable · 1

Mount Elgon

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2005

1 110 km²

Mount Elgon

IUCN Not Reported

Forest Reserve · 1932

722 km²

Chepkitale

IUCN Not Reported

National Reserve · 2000

183 km²

Mt. Elgon

IUCN II

National Park · 1968

158 km²

Kiptaberr

IUCN Not Reported

Forest Reserve · 1967

127 km²

Complete list

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

Sub-administrations18