Ontologia

Commune · TZA

Bulyanhulu

Tanzania

AwTropical, savannah(100 %)

Species observed

50

Observations

139

Area

103km²

Ecological tissue

Sample of 24 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 Bulyanhulu : 22 espèces reliées par 16 interactions GloBI sur 1 type (connectance 5.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
16
Connectance
0.058
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

50 distinct species · 139 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

139 obs · 2 cellules
Obs. / cellule
≥ 136
136–135
136–135
136–135
< 136

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

Climate

Mean T°

22,8°C

Annual rain

849mm

Warmest m°

29,7°C

Coldest m°

17,3°C

Elevation: 1 190 m on average (min 1 167 m, max 1 229 m)

Bioclimatic detailsExpert
Annual mean temp.
22,8°C
Annual rain
849mm
Warmest month
29,7°C
Coldest month
17,3°C
Mean alt.
1 190m
Min
1 167m
Max
1 229m
Std. dev.
15m
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

11,8g/kg

Clay

18,0%

Sand

73,4%

Silt

8,6%

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

Dominant lithology: suGLiMaggregated to Kahama

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
17,2g/kg
Clay
17,3%
Sand
74,2%
Silt
8,6%
5–15 cm
pH H₂O
5,8
Org. C
10,2g/kg
Clay
16,9%
Sand
74,4%
Silt
8,8%
15–30 cm
pH H₂O
5,8
Org. C
8,0g/kg
Clay
19,8%
Sand
71,7%
Silt
8,5%

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

Land cover

Forest4.9%
Crops45.5%
Built-up2.3%
Bare soil1.9%
Other (grassland, water…)45.4%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,8km

Basins crossed

1

Max stream order

2

Max drainage

1 913km²

Discharge in basins

0,1m³/s

Mean precip.

940mm/an

Mean T°

22,5°C

Moisture idx

-0,43

Mean runoff

44mm/an

Mean elev. (basins)

1 236m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

3hab/km²

Night light

2,4nW

Built-up

228,2%

Pesticides

0,0kg/km²

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