Ontologia

County · ken

Homa Bay

Kenya

AfTropical, rainforest(51 %)

Species observed

1 536

Observations

33 525

Area

4 678,9km²

Ecological tissue

Sample of 22 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 Homa Bay : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 17 interactions GloBI sur 3 types (connectance 7.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
17
Connectance
0.074
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 536 distinct species · 33 525 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 525 obs · 110 cellules
Obs. / cellule
≥ 2 614
718–2 613
198–717
75–197
< 75

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

Climate

Mean T°

22,5°C

Annual rain

1 554mm

Warmest m°

26,6°C

Coldest m°

18,8°C

Elevation: 1 252 m on average (min 1 133 m, max 1 992 m)

Bioclimatic detailsExpert
Annual mean temp.
22,5°C
Annual rain
1 554mm
Warmest month
26,6°C
Coldest month
18,8°C
Mean alt.
1 252m
Min
1 133m
Max
1 992m
Std. dev.
132m
Köppen-Geiger (dominant)
AfTropical, rainforest(51 %)Tropical

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

Soil & lithology

pH H₂O

6,0

Org. C

26,3g/kg

Clay

39,5%

Sand

36,8%

Silt

23,7%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
38,7g/kg
Clay
38,7%
Sand
37,0%
Silt
24,3%
5–15 cm
pH H₂O
6,0
Org. C
23,9g/kg
Clay
39,1%
Sand
37,1%
Silt
23,8%
15–30 cm
pH H₂O
6,0
Org. C
16,4g/kg
Clay
40,8%
Sand
36,2%
Silt
23,0%

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

Land cover

Forest13.6%
Crops20.2%
Built-up1.9%
Bare soil0.7%
Other (grassland, water…)63.6%

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

Hydrology18 basins · 2 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

278,1km

Lake surface here

1 604,59km²

Basins crossed

18

Max stream order

4

Max drainage

14 241km²

Discharge in basins

646,3m³/s

Mean precip.

1 284mm/an

Mean T°

21,6°C

Moisture idx

-0,29

Mean runoff

290mm/an

Mean elev. (basins)

1 319m

Watersheds crossing here

9 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

190,7%

Pesticides

2,0kg/km²

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

Protected areas8

IUCN Not Reported · 7IUCN II · 1

Ruma

IUCN II

National Park · 1983

121 km²

Gwasi

IUCN Not Reported

Forest Reserve · 1941

49 km²

Lambwe

IUCN Not Reported

Forest Reserve · 2013

41 km²

Gembe Hills

IUCN Not Reported

Forest Reserve · 2017

27 km²

Homa

IUCN Not Reported

Forest Reserve · 2017

12 km²

Complete list

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

Sub-administrations9