Ontologia

Commune · TZA

Kahama Mjini

Tanzania

AwTropical, savannah(100 %)

Species observed

57

Observations

97

Area

1,2km²

Ecological tissue

Sample of 15 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 Kahama Mjini : 14 espèces reliées par 11 interactions GloBI sur 4 types (connectance 9.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
11
Connectance
0.092
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

57 distinct species · 97 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

97 obs · 1 cellules
Obs. / cellule
≥ 97
97–96
97–96
97–96
< 97

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

Climate

Mean T°

22,7°C

Annual rain

948mm

Warmest m°

30,0°C

Coldest m°

16,8°C

Elevation: 1 257 m on average (min 1 224 m, max 1 260 m)

Bioclimatic detailsExpert
Annual mean temp.
22,7°C
Annual rain
948mm
Warmest month
30,0°C
Coldest month
16,8°C
Mean alt.
1 257m
Min
1 224m
Max
1 260m
Std. dev.
9m
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

5,7

Org. C

9,3g/kg

Clay

13,8%

Sand

76,8%

Silt

9,3%

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

Dominant lithology: suGLiMaggregated to Kahama Town

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
15,0g/kg
Clay
12,3%
Sand
78,2%
Silt
9,5%
5–15 cm
pH H₂O
5,7
Org. C
7,0g/kg
Clay
12,0%
Sand
78,6%
Silt
9,4%
15–30 cm
pH H₂O
5,7
Org. C
5,8g/kg
Clay
17,2%
Sand
73,6%
Silt
9,1%

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

Land cover

Forest0.5%
Crops4.3%
Built-up28.7%
Bare soil0.2%
Other (grassland, water…)66.3%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

942km²

Discharge in basins

0,0m³/s

Mean precip.

934mm/an

Mean T°

23,1°C

Moisture idx

-0,45

Mean runoff

60mm/an

Mean elev. (basins)

1 197m

Watersheds crossing here

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

Human pressure

Pop. density

66hab/km²

Night light

10,8nW

Built-up

2 870,3%

Pesticides

0,0kg/km²

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