Ontologia

Commune · TZA

Nkoaranga

Tanzania

AwTropical, savannah(61 %)

Species observed

943

Observations

32 987

Area

29,4km²

Ecological tissue

Sample of 12 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 Nkoaranga : 10 espèces reliées par 10 interactions GloBI sur 2 types (connectance 15.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
10
Connectance
0.151
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

943 distinct species · 32 987 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

32 987 obs · 1 cellules
Obs. / cellule
≥ 32 987
32 987–32 986
32 987–32 986
32 987–32 986
< 32 987

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

Climate

Mean T°

19,3°C

Annual rain

1 025mm

Warmest m°

27,4°C

Coldest m°

10,8°C

Elevation: 1 371 m on average (min 1 177 m, max 1 684 m)

Bioclimatic detailsExpert
Annual mean temp.
19,3°C
Annual rain
1 025mm
Warmest month
27,4°C
Coldest month
10,8°C
Mean alt.
1 371m
Min
1 177m
Max
1 684m
Std. dev.
103m
Köppen-Geiger (dominant)
AwTropical, savannah(61 %)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

34,5g/kg

Clay

36,5%

Sand

37,5%

Silt

26,0%

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

Dominant lithology: suGLiMaggregated to Meru

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
48,0g/kg
Clay
35,6%
Sand
38,3%
Silt
26,1%
5–15 cm
pH H₂O
6,0
Org. C
33,8g/kg
Clay
35,3%
Sand
38,4%
Silt
26,3%
15–30 cm
pH H₂O
6,0
Org. C
21,9g/kg
Clay
38,6%
Sand
35,8%
Silt
25,6%

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

Land cover

Forest41.7%
Crops15.9%
Built-up5.0%
Bare soil0.5%
Other (grassland, water…)36.9%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

5,9km

Basins crossed

1

Max stream order

2

Max drainage

4 710km²

Discharge in basins

0,4m³/s

Mean precip.

868mm/an

Mean T°

20,6°C

Moisture idx

-0,45

Mean runoff

195mm/an

Mean elev. (basins)

1 155m

Watersheds crossing here

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

Human pressure

Pop. density

5hab/km²

Night light

0,4nW

Built-up

495,6%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN II · 1IUCN Not Reported · 1

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