Ontologia

Constituency · KEN

Ndhiwa

Kenya

AfTropical, rainforest(58 %)

Species observed

500

Observations

1 483

Area

696km²

Ecological tissue

Sample of 24 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 Ndhiwa : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 18 interactions GloBI sur 3 types (connectance 6.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
18
Connectance
0.065
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

500 distinct species · 1 483 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 483 obs · 17 cellules
Obs. / cellule
≥ 436
258–435
85–257
62–84
< 62

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

Climate

Mean T°

21,7°C

Annual rain

1 408mm

Warmest m°

27,0°C

Coldest m°

16,6°C

Elevation: 1 340 m on average (min 1 159 m, max 1 633 m)

Bioclimatic detailsExpert
Annual mean temp.
21,7°C
Annual rain
1 408mm
Warmest month
27,0°C
Coldest month
16,6°C
Mean alt.
1 340m
Min
1 159m
Max
1 633m
Std. dev.
66m
Köppen-Geiger (dominant)
AfTropical, rainforest(58 %)Tropical

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

25,9g/kg

Clay

38,3%

Sand

35,1%

Silt

26,6%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
38,2g/kg
Clay
37,7%
Sand
35,0%
Silt
27,3%
5–15 cm
pH H₂O
5,9
Org. C
24,3g/kg
Clay
38,0%
Sand
35,2%
Silt
26,9%
15–30 cm
pH H₂O
5,9
Org. C
15,2g/kg
Clay
39,1%
Sand
35,2%
Silt
25,7%

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

Land cover

Forest21.0%
Crops34.0%
Built-up2.2%
Bare soil1.0%
Other (grassland, water…)41.8%

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

Hydrology4 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

74,3km

Basins crossed

4

Max stream order

4

Max drainage

7 705km²

Discharge in basins

7,4m³/s

Mean precip.

1 500mm/an

Mean T°

20,3°C

Moisture idx

-0,15

Mean runoff

284mm/an

Mean elev. (basins)

1 532m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

223,1%

Pesticides

2,0kg/km²

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

Protected areas2

IUCN II · 1IUCN Not Reported · 1

Ruma

IUCN II

National Park · 1983

121 km²

Lambwe

IUCN Not Reported

Forest Reserve · 2013

41 km²

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

Sub-administrations7