Ontologia

Constituency · KEN

Nyeri Town

Kenya

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

Species observed

891

Observations

7 074

Area

169,3km²

Ecological tissue

Sample of 33 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 Nyeri Town : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 30 interactions GloBI sur 4 types (connectance 5.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
30
Connectance
0.057
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

891 distinct species · 7 074 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 074 obs · 3 cellules
Obs. / cellule
≥ 2 947
2 947–2 946
2 947–2 946
2 121–2 946
< 2 121

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

Climate

Mean T°

17,0°C

Annual rain

1 317mm

Warmest m°

23,9°C

Coldest m°

11,4°C

Elevation: 1 789 m on average (min 1 663 m, max 2 067 m)

Bioclimatic detailsExpert
Annual mean temp.
17,0°C
Annual rain
1 317mm
Warmest month
23,9°C
Coldest month
11,4°C
Mean alt.
1 789m
Min
1 663m
Max
2 067m
Std. dev.
85m
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

31,8g/kg

Clay

38,2%

Sand

31,8%

Silt

30,0%

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

Dominant lithology: viGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
41,6g/kg
Clay
37,5%
Sand
32,2%
Silt
30,4%
5–15 cm
pH H₂O
6,0
Org. C
30,2g/kg
Clay
37,7%
Sand
32,1%
Silt
30,2%
15–30 cm
pH H₂O
6,1
Org. C
23,5g/kg
Clay
39,3%
Sand
31,2%
Silt
29,5%

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

Land cover

Forest22.2%
Crops47.9%
Built-up4.3%
Bare soil0.3%
Other (grassland, water…)25.2%

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

Hydrology3 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

37,2km

Basins crossed

3

Max stream order

4

Max drainage

1 600km²

Discharge in basins

3,2m³/s

Mean precip.

1 275mm/an

Mean T°

14,3°C

Moisture idx

-0,15

Max snow

1%

Mean runoff

319mm/an

Mean elev. (basins)

2 291m

Watersheds crossing here

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

Human pressure

Pop. density

7hab/km²

Night light

2,1nW

Built-up

434,7%

Pesticides

1,0kg/km²

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

Protected areas6

IUCN Not Reported · 5IUCN II · 1

Aberdare

IUCN II

National Park · 1950

772 km²

Nyeri

IUCN Not Reported

Forest Reserve · 1932

12 km²

Nyeri Hill

IUCN Not Reported

Forest Reserve · 1944

2 km²

Kiganjo

IUCN Not Reported

Forest Reserve · 1932

2 km²

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

Sub-administrations5