Ontologia

Commune · TZA

Sao Hill

Tanzania

CwbTemperate, dry winter, warm summer(100 %)

Species observed

750

Observations

1 731

Area

461,5km²

Ecological tissue

Sample of 21 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 Sao Hill : 20 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
19
Connectance
0.090
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

750 distinct species · 1 731 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 731 obs · 11 cellules
Obs. / cellule
≥ 827
152–826
128–151
108–127
< 108

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

Climate

Mean T°

16,3°C

Annual rain

1 300mm

Warmest m°

23,1°C

Coldest m°

9,2°C

Elevation: 1 858 m on average (min 1 621 m, max 1 974 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
1 300mm
Warmest month
23,1°C
Coldest month
9,2°C
Mean alt.
1 858m
Min
1 621m
Max
1 974m
Std. dev.
50m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,5

Org. C

15,9g/kg

Clay

32,5%

Sand

53,5%

Silt

14,0%

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

Dominant lithology: mtGLiMaggregated to Mafinga Town

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
19,5g/kg
Clay
31,5%
Sand
54,5%
Silt
14,0%
5–15 cm
pH H₂O
5,5
Org. C
16,7g/kg
Clay
31,4%
Sand
54,4%
Silt
14,2%
15–30 cm
pH H₂O
5,4
Org. C
11,4g/kg
Clay
34,6%
Sand
51,5%
Silt
13,9%

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

Land cover

Forest29.1%
Crops31.9%
Built-up0.6%
Bare soil0.6%
Other (grassland, water…)37.7%

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

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

41,1km

Lake surface here

0,00km²

Basins crossed

2

Max stream order

4

Max drainage

1 872km²

Discharge in basins

2,0m³/s

Mean precip.

1 032mm/an

Mean T°

17,5°C

Moisture idx

-0,28

Mean runoff

144mm/an

Mean elev. (basins)

1 831m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

60,9%

Pesticides

0,0kg/km²

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

Protected areas6

IUCN Not Reported · 6

Sao Hill

IUCN Not Reported

Forest Reserve · 1962

508 km²

Gulosilo

IUCN Not Reported

Forest Reserve · 1962

36 km²

Ngwasi

IUCN Not Reported

Forest Reserve · 1958

20 km²

Kihanga

IUCN Not Reported

Forest Reserve · 1957

1 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN