Ontologia

Commune · TZA

Ntwike

Tanzania

BShArid, steppe, hot(95 %)

Species observed

45

Observations

50

Area

411,6km²

Ecological tissue

Sample of 12 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 Ntwike : 10 espèces reliées par 10 interactions GloBI sur 2 types (connectance 15.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
10
Connectance
0.151
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

45 distinct species · 50 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

50 obs · 6 cellules
Obs. / cellule
≥ 29
29–28
14–28
3–13
< 3

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

Climate

Mean T°

24,6°C

Annual rain

757mm

Warmest m°

32,8°C

Coldest m°

16,6°C

Elevation: 1 063 m on average (min 1 039 m, max 1 387 m)

Bioclimatic detailsExpert
Annual mean temp.
24,6°C
Annual rain
757mm
Warmest month
32,8°C
Coldest month
16,6°C
Mean alt.
1 063m
Min
1 039m
Max
1 387m
Std. dev.
50m
Köppen-Geiger (dominant)
BShArid, steppe, hot(95 %)Arid

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

Soil & lithology

pH H₂O

7,4

Org. C

20,8g/kg

Clay

32,0%

Sand

55,1%

Silt

12,9%

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

Dominant lithology: suGLiMaggregated to Iramba

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
28,2g/kg
Clay
31,5%
Sand
55,5%
Silt
13,0%
5–15 cm
pH H₂O
7,4
Org. C
19,3g/kg
Clay
31,0%
Sand
56,0%
Silt
13,0%
15–30 cm
pH H₂O
7,4
Org. C
14,8g/kg
Clay
33,6%
Sand
53,7%
Silt
12,7%

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

Land cover

Forest3.6%
Crops22.8%
Built-up0.3%
Bare soil4.6%
Other (grassland, water…)68.7%

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

Hydrology3 basins · 2 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

19,2km

Lake surface here

0,78km²

Basins crossed

3

Max stream order

6

Max drainage

40 711km²

Discharge in basins

57,2m³/s

Mean precip.

735mm/an

Mean T°

22,9°C

Moisture idx

-0,57

Mean runoff

103mm/an

Mean elev. (basins)

1 172m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

32,3%

Pesticides

0,0kg/km²

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