Ontologia

Commune · TZA

Itenka

Tanzania

AwTropical, savannah(100 %)

Species observed

171

Observations

296

Area

661,3km²

Ecological tissue

Sample of 28 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 Itenka : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 3 types (connectance 12.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
52
Connectance
0.128
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

171 distinct species · 296 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

296 obs · 14 cellules
Obs. / cellule
≥ 102
99–101
8–98
5–7
< 5

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

Climate

Mean T°

23,8°C

Annual rain

786mm

Warmest m°

32,5°C

Coldest m°

16,7°C

Elevation: 988 m on average (min 921 m, max 1 314 m)

Bioclimatic detailsExpert
Annual mean temp.
23,8°C
Annual rain
786mm
Warmest month
32,5°C
Coldest month
16,7°C
Mean alt.
988m
Min
921m
Max
1 314m
Std. dev.
60m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

5,8

Org. C

13,8g/kg

Clay

21,5%

Sand

69,7%

Silt

8,7%

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

Dominant lithology: ssGLiMaggregated to Mlele

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
18,9g/kg
Clay
20,3%
Sand
70,7%
Silt
9,0%
5–15 cm
pH H₂O
5,8
Org. C
13,1g/kg
Clay
20,7%
Sand
70,5%
Silt
8,8%
15–30 cm
pH H₂O
5,7
Org. C
9,2g/kg
Clay
23,6%
Sand
68,0%
Silt
8,4%

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

Land cover

Forest20.2%
Crops13.8%
Built-up0.3%
Bare soil0.3%
Other (grassland, water…)65.5%

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

Hydrology7 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

38,2km

Basins crossed

7

Max stream order

5

Max drainage

4 623km²

Discharge in basins

8,7m³/s

Mean precip.

1 019mm/an

Mean T°

25,4°C

Moisture idx

-0,43

Mean runoff

166mm/an

Mean elev. (basins)

1 049m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

27,8%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN II · 1

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