Ontologia

Commune · TZA

Nyahongo

Tanzania

AwTropical, savannah(100 %)

Species observed

146

Observations

1 385

Area

103,7km²

Ecological tissue

Sample of 18 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 Nyahongo : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 13 interactions GloBI sur 3 types (connectance 8.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
13
Connectance
0.085
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

146 distinct species · 1 385 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 385 obs · 2 cellules
Obs. / cellule
≥ 1 383
1 383–1 382
1 383–1 382
1 383–1 382
< 1 383

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

Climate

Mean T°

22,5°C

Annual rain

1 082mm

Warmest m°

26,9°C

Coldest m°

18,2°C

Elevation: 1 226 m on average (min 1 133 m, max 1 350 m)

Bioclimatic detailsExpert
Annual mean temp.
22,5°C
Annual rain
1 082mm
Warmest month
26,9°C
Coldest month
18,2°C
Mean alt.
1 226m
Min
1 133m
Max
1 350m
Std. dev.
57m
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

6,4

Org. C

18,8g/kg

Clay

37,5%

Sand

41,5%

Silt

21,0%

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

Dominant lithology: suGLiMaggregated to Rorya

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
26,0g/kg
Clay
37,6%
Sand
41,6%
Silt
20,8%
5–15 cm
pH H₂O
6,4
Org. C
18,1g/kg
Clay
36,9%
Sand
41,8%
Silt
21,4%
15–30 cm
pH H₂O
6,4
Org. C
12,3g/kg
Clay
37,9%
Sand
41,2%
Silt
20,9%

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

Land cover

Forest7.9%
Crops41.2%
Built-up1.4%
Bare soil2.9%
Other (grassland, water…)46.7%

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

Hydrology3 basins · 1 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

0,03km²

Basins crossed

3

Max drainage

2 331km²

Discharge in basins

0,9m³/s

Mean precip.

1 000mm/an

Mean T°

22,7°C

Moisture idx

-0,41

Mean runoff

191mm/an

Mean elev. (basins)

1 168m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

137,9%

Pesticides

0,0kg/km²

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