Ontologia

Commune · TZA

Tchenzema

Tanzania

CwbTemperate, dry winter, warm summer(97 %)

Species observed

411

Observations

1 227

Area

76,2km²

Ecological tissue

Sample of 7 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 Tchenzema : 7 espèces reliées par 4 interactions GloBI sur 2 types (connectance 19.0%, filtre Serrano α=0.2).

Espèces affichées
7
Interactions affichées
4
Connectance
0.191
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

411 distinct species · 1 227 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 227 obs · 2 cellules
Obs. / cellule
≥ 1 047
1 047–1 046
1 047–1 046
1 047–1 046
< 1 047

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

Climate

Mean T°

14,2°C

Annual rain

1 434mm

Warmest m°

21,1°C

Coldest m°

7,3°C

Elevation: 1 902 m on average (min 890 m, max 2 478 m)

Bioclimatic detailsExpert
Annual mean temp.
14,2°C
Annual rain
1 434mm
Warmest month
21,1°C
Coldest month
7,3°C
Mean alt.
1 902m
Min
890m
Max
2 478m
Std. dev.
452m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(97 %)Temperate

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

Soil & lithology

pH H₂O

5,6

Org. C

33,0g/kg

Clay

36,0%

Sand

40,0%

Silt

24,1%

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

Dominant lithology: mtGLiMaggregated to Mvomero

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
45,4g/kg
Clay
35,2%
Sand
40,6%
Silt
24,3%
5–15 cm
pH H₂O
5,6
Org. C
31,0g/kg
Clay
35,9%
Sand
40,1%
Silt
24,1%
15–30 cm
pH H₂O
5,6
Org. C
22,8g/kg
Clay
36,9%
Sand
39,2%
Silt
23,8%

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

Land cover

Forest42.8%
Crops29.1%
Built-up0.9%
Bare soil0.3%
Other (grassland, water…)26.9%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,2km

Basins crossed

2

Max stream order

1

Max drainage

2 439km²

Discharge in basins

0,6m³/s

Mean precip.

1 269mm/an

Mean T°

23,2°C

Moisture idx

-0,18

Mean runoff

245mm/an

Mean elev. (basins)

736m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Built-up

90,7%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN Not Reported · 2

Uluguru

IUCN Not Reported

Nature Forest Reserve · 2019

245 km²

Nyandiduma

IUCN Not Reported

Forest Reserve · 1951

1 km²

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