Ontologia

Commune · TZA

Ruiwa

Tanzania

AwTropical, savannah(86 %)

Species observed

39

Observations

69

Area

430,2km²

Ecological tissue

Sample of 5 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 Ruiwa : 3 espèces reliées par 5 interactions GloBI sur 3 types (connectance 50.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
5
Interactions affichées
5
Connectance
0.500
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

39 distinct species · 69 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

69 obs · 5 cellules
Obs. / cellule
≥ 37
37–36
13–36
10–12
< 10

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

Climate

Mean T°

22,2°C

Annual rain

725mm

Warmest m°

30,4°C

Coldest m°

13,6°C

Elevation: 1 184 m on average (min 1 050 m, max 1 900 m)

Bioclimatic detailsExpert
Annual mean temp.
22,2°C
Annual rain
725mm
Warmest month
30,4°C
Coldest month
13,6°C
Mean alt.
1 184m
Min
1 050m
Max
1 900m
Std. dev.
147m
Köppen-Geiger (dominant)
AwTropical, savannah(86 %)Tropical

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

Soil & lithology

pH H₂O

5,7

Org. C

13,8g/kg

Clay

25,8%

Sand

60,7%

Silt

13,4%

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

Dominant lithology: suGLiMaggregated to Mbarali

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
17,8g/kg
Clay
24,6%
Sand
61,8%
Silt
13,6%
5–15 cm
pH H₂O
5,7
Org. C
13,8g/kg
Clay
25,4%
Sand
61,1%
Silt
13,5%
15–30 cm
pH H₂O
5,6
Org. C
9,9g/kg
Clay
27,6%
Sand
59,2%
Silt
13,2%

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

Land cover

Forest13.4%
Crops36.9%
Built-up0.3%
Bare soil0.6%
Other (grassland, water…)48.8%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,6km

Basins crossed

2

Max stream order

1

Max drainage

846km²

Discharge in basins

2,8m³/s

Mean precip.

1 157mm/an

Mean T°

20,8°C

Moisture idx

-0,28

Mean runoff

221mm/an

Mean elev. (basins)

1 351m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

32,2%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN II · 1

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