Ontologia

County · ken

Siaya

Kenya

AfTropical, rainforest(57 %)

Species observed

1 115

Observations

25 892

Area

3 498,1km²

Ecological tissue

Sample of 27 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 Siaya : 21 espèces reliées par 25 interactions GloBI sur 3 types (connectance 7.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
25
Connectance
0.071
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

1 115 distinct species · 25 892 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 892 obs · 85 cellules
Obs. / cellule
≥ 3 092
729–3 091
303–728
114–302
< 114

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

Climate

Mean T°

22,6°C

Annual rain

1 680mm

Warmest m°

26,6°C

Coldest m°

19,0°C

Elevation: 1 209 m on average (min 1 133 m, max 1 499 m)

Bioclimatic detailsExpert
Annual mean temp.
22,6°C
Annual rain
1 680mm
Warmest month
26,6°C
Coldest month
19,0°C
Mean alt.
1 209m
Min
1 133m
Max
1 499m
Std. dev.
76m
Köppen-Geiger (dominant)
AfTropical, rainforest(57 %)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

24,6g/kg

Clay

43,0%

Sand

34,8%

Silt

22,2%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
38,5g/kg
Clay
42,0%
Sand
35,2%
Silt
22,8%
5–15 cm
pH H₂O
5,9
Org. C
21,1g/kg
Clay
42,7%
Sand
34,9%
Silt
22,4%
15–30 cm
pH H₂O
5,9
Org. C
14,3g/kg
Clay
44,3%
Sand
34,2%
Silt
21,6%

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

Land cover

Forest13.3%
Crops20.9%
Built-up2.3%
Bare soil1.4%
Other (grassland, water…)62.2%

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

Hydrology19 basins · 6 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

233,8km

Lake surface here

962,77km²

Basins crossed

19

Max stream order

5

Max drainage

18 490km²

Discharge in basins

674,8m³/s

Mean precip.

1 270mm/an

Mean T°

22,2°C

Moisture idx

-0,30

Mean runoff

349mm/an

Mean elev. (basins)

1 218m

Watersheds crossing here

10 more basins

Lakes (6, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,2nW

Built-up

227,5%

Pesticides

2,1kg/km²

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

Protected areas1

IUCN Not Reported · 1

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

Sub-administrations8