Ontologia

Commune · TZA

Ivaeny

Tanzania

CfbTemperate, no dry season, warm summer(57 %)

Species observed

75

Observations

107

Area

26,3km²

Ecological tissue

Sample of 31 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 Ivaeny : 29 espèces reliées par 28 interactions GloBI sur 5 types (connectance 6.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
28
Connectance
0.060
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

75 distinct species · 107 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

107 obs · 1 cellules
Obs. / cellule
≥ 107
107–106
107–106
107–106
< 107

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

Climate

Mean T°

18,1°C

Annual rain

1 593mm

Warmest m°

24,5°C

Coldest m°

10,5°C

Elevation: 1 572 m on average (min 1 108 m, max 3 349 m)

Bioclimatic detailsExpert
Annual mean temp.
18,1°C
Annual rain
1 593mm
Warmest month
24,5°C
Coldest month
10,5°C
Mean alt.
1 572m
Min
1 108m
Max
3 349m
Std. dev.
432m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(57 %)Temperate

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

Soil & lithology

pH H₂O

6,0

Org. C

33,5g/kg

Clay

35,1%

Sand

37,8%

Silt

27,1%

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

Dominant lithology: suGLiMaggregated to Siha

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
44,6g/kg
Clay
34,4%
Sand
38,5%
Silt
27,1%
5–15 cm
pH H₂O
6,0
Org. C
32,8g/kg
Clay
34,3%
Sand
38,3%
Silt
27,4%
15–30 cm
pH H₂O
6,0
Org. C
23,1g/kg
Clay
36,7%
Sand
36,5%
Silt
26,8%

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

Land cover

Forest51.9%
Crops9.1%
Built-up3.4%
Bare soil0.0%
Other (grassland, water…)35.6%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,2km

Basins crossed

2

Max stream order

3

Max drainage

678km²

Discharge in basins

0,3m³/s

Mean precip.

1 102mm/an

Mean T°

18,9°C

Moisture idx

-0,27

Max snow

1%

Mean runoff

275mm/an

Mean elev. (basins)

1 449m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

5hab/km²

Night light

0,2nW

Built-up

341,3%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN II · 1IUCN Not Applicable · 1

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