Ontologia

Commune · TZA

Kivisini

Tanzania

AwTropical, savannah(93 %)

Species observed

295

Observations

2 356

Area

77,5km²

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 Kivisini : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 2 types (connectance 4.8%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
34
Connectance
0.048
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

295 distinct species · 2 356 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 356 obs · 2 cellules
Obs. / cellule
≥ 1 433
1 433–1 432
1 433–1 432
1 433–1 432
< 1 433

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

Climate

Mean T°

23,8°C

Annual rain

689mm

Warmest m°

32,3°C

Coldest m°

14,9°C

Elevation: 815 m on average (min 705 m, max 1 380 m)

Bioclimatic detailsExpert
Annual mean temp.
23,8°C
Annual rain
689mm
Warmest month
32,3°C
Coldest month
14,9°C
Mean alt.
815m
Min
705m
Max
1 380m
Std. dev.
141m
Köppen-Geiger (dominant)
AwTropical, savannah(93 %)Tropical

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

Soil & lithology

pH H₂O

6,7

Org. C

16,9g/kg

Clay

29,5%

Sand

46,3%

Silt

24,3%

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

Dominant lithology: mtGLiMaggregated to Mwanga

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
23,5g/kg
Clay
28,2%
Sand
47,1%
Silt
24,6%
5–15 cm
pH H₂O
6,7
Org. C
16,0g/kg
Clay
28,8%
Sand
46,8%
Silt
24,4%
15–30 cm
pH H₂O
6,7
Org. C
11,1g/kg
Clay
31,3%
Sand
44,8%
Silt
23,9%

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

Land cover

Forest29.0%
Crops10.7%
Built-up0.2%
Bare soil0.8%
Other (grassland, water…)59.3%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,1km

Basins crossed

1

Max stream order

4

Max drainage

4 372km²

Discharge in basins

2,0m³/s

Mean precip.

652mm/an

Mean T°

22,9°C

Moisture idx

-0,62

Mean runoff

176mm/an

Mean elev. (basins)

837m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

21,6%

Pesticides

0,3kg/km²

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

Protected areas2

IUCN IV · 2

Mramba

IUCN IV

Forest Reserve · 1958

32 km²

Minja

IUCN IV

Forest Reserve · 1955

5 km²

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