Ontologia

Commune · TZA

Nzega Mjini

Tanzania

AwTropical, savannah(100 %)

Species observed

165

Observations

320

Area

18,6km²

Ecological tissue

Sample of 36 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 Nzega Mjini : 32 espèces reliées par 34 interactions GloBI sur 4 types (connectance 5.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
34
Connectance
0.054
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

165 distinct species · 320 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

320 obs · 1 cellules
Obs. / cellule
≥ 320
320–319
320–319
320–319
< 320

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

Climate

Mean T°

23,2°C

Annual rain

920mm

Warmest m°

30,7°C

Coldest m°

16,4°C

Elevation: 1 226 m on average (min 1 202 m, max 1 249 m)

Bioclimatic detailsExpert
Annual mean temp.
23,2°C
Annual rain
920mm
Warmest month
30,7°C
Coldest month
16,4°C
Mean alt.
1 226m
Min
1 202m
Max
1 249m
Std. dev.
13m
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

6,0

Org. C

8,1g/kg

Clay

18,0%

Sand

68,7%

Silt

13,3%

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

Dominant lithology: suGLiMaggregated to Nzega

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
11,8g/kg
Clay
15,0%
Sand
71,7%
Silt
13,3%
5–15 cm
pH H₂O
6,0
Org. C
7,3g/kg
Clay
15,5%
Sand
70,8%
Silt
13,7%
15–30 cm
pH H₂O
5,9
Org. C
5,1g/kg
Clay
23,6%
Sand
63,6%
Silt
12,8%

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

Land cover

Forest2.7%
Crops25.7%
Built-up11.4%
Bare soil1.7%
Other (grassland, water…)58.5%

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

Hydrology1 basins · 1 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

0,25km²

Basins crossed

1

Max drainage

2 619km²

Discharge in basins

0,0m³/s

Mean precip.

900mm/an

Mean T°

23,3°C

Moisture idx

-0,48

Mean runoff

58mm/an

Mean elev. (basins)

1 177m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

21hab/km²

Night light

2,9nW

Built-up

1 145,0%

Pesticides

0,0kg/km²

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