Ontologia

Commune · TZA

Madanga

Tanzania

AwTropical, savannah(100 %)

Species observed

150

Observations

233

Area

26,4km²

Ecological tissue

Sample of 37 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 Madanga : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 2 types (connectance 5.9%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
39
Connectance
0.059
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

150 distinct species · 233 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

233 obs · 1 cellules
Obs. / cellule
≥ 233
233–232
233–232
233–232
< 233

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

Climate

Mean T°

25,8°C

Annual rain

1 398mm

Warmest m°

32,0°C

Coldest m°

20,9°C

Elevation: 67 m on average (min 9 m, max 78 m)

Bioclimatic detailsExpert
Annual mean temp.
25,8°C
Annual rain
1 398mm
Warmest month
32,0°C
Coldest month
20,9°C
Mean alt.
67m
Min
9m
Max
78m
Std. dev.
12m
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

30,1g/kg

Clay

27,6%

Sand

53,5%

Silt

19,0%

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

Dominant lithology: ssGLiMaggregated to Pangani

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
47,5g/kg
Clay
25,5%
Sand
54,7%
Silt
19,8%
5–15 cm
pH H₂O
5,9
Org. C
24,9g/kg
Clay
26,1%
Sand
54,7%
Silt
19,2%
15–30 cm
pH H₂O
5,8
Org. C
17,8g/kg
Clay
31,0%
Sand
51,0%
Silt
18,0%

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

Land cover

Forest29.9%
Crops14.5%
Built-up0.6%
Bare soil0.2%
Other (grassland, water…)54.8%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

0,6km

Basins crossed

2

Max stream order

5

Max drainage

40 484km²

Discharge in basins

1,4m³/s

Mean precip.

1 232mm/an

Mean T°

26,5°C

Moisture idx

-0,26

Mean runoff

447mm/an

Mean elev. (basins)

51m

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

60,8%

Pesticides

0,0kg/km²

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