Ontologia

County · ken

Tana River

Kenya

BShArid, steppe, hot(78 %)

Species observed

2 565

Observations

27 192

Area

39 217,8km²

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 Tana River : 21 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 2 types (connectance 6.9%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
16
Connectance
0.069
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

2 565 distinct species · 27 192 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

27 192 obs · 373 cellules
Obs. / cellule
≥ 887
170–886
35–169
11–34
< 11

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

Climate

Mean T°

27,4°C

Annual rain

512mm

Warmest m°

34,7°C

Coldest m°

20,9°C

Elevation: 205 m on average (min -27 m, max 548 m)

Bioclimatic detailsExpert
Annual mean temp.
27,4°C
Annual rain
512mm
Warmest month
34,7°C
Coldest month
20,9°C
Mean alt.
205m
Min
-27m
Max
548m
Std. dev.
107m
Köppen-Geiger (dominant)
BShArid, steppe, hot(78 %)Arid

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

Soil & lithology

pH H₂O

7,3

Org. C

11,4g/kg

Clay

28,5%

Sand

51,2%

Silt

20,3%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
15,4g/kg
Clay
27,0%
Sand
52,5%
Silt
20,5%
5–15 cm
pH H₂O
7,3
Org. C
10,5g/kg
Clay
28,4%
Sand
51,3%
Silt
20,3%
15–30 cm
pH H₂O
7,3
Org. C
8,2g/kg
Clay
30,1%
Sand
49,9%
Silt
20,0%

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

Land cover

Forest9.1%
Crops5.0%
Built-up0.0%
Bare soil4.7%
Other (grassland, water…)81.2%

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

Hydrology84 basins · 8 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

1 286,4km

Lake surface here

9,67km²

Basins crossed

84

Max stream order

6

Max drainage

95 249km²

Discharge in basins

3 265,8m³/s

Mean precip.

563mm/an

Mean T°

26,6°C

Moisture idx

-0,69

Mean runoff

34mm/an

Mean elev. (basins)

219m

Watersheds crossing here

75 more basins

Lakes (8, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,8%

Pesticides

0,8kg/km²

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

Protected areas17

IUCN Not Reported · 9IUCN VI · 5IUCN II · 3🌊 Marine · 2

Tsavo East

IUCN II

National Park · 1948

13 381 km²

Kora

IUCN II

National Park · 1989

1 790 km²

Rahole

IUCN VI

National Reserve · 1976

1 270 km²

Bangali

IUCN Not Reported

Forest Reserve · 2013

1 183 km²

Complete list

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

Sub-administrations3