Ontologia

Commune · TZA

Isseke

Tanzania

BShArid, steppe, hot(97 %)

Species observed

32

Observations

45

Area

2 873,3km²

Ecological tissue

Sample of 6 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 Isseke : 6 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
5
Connectance
0.333
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

32 distinct species · 45 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

45 obs · 17 cellules
Obs. / cellule
≥ 13
7–12
2–6
1–1
< 1

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

Climate

Mean T°

23,0°C

Annual rain

673mm

Warmest m°

31,2°C

Coldest m°

14,0°C

Elevation: 1 101 m on average (min 943 m, max 1 337 m)

Bioclimatic detailsExpert
Annual mean temp.
23,0°C
Annual rain
673mm
Warmest month
31,2°C
Coldest month
14,0°C
Mean alt.
1 101m
Min
943m
Max
1 337m
Std. dev.
43m
Köppen-Geiger (dominant)
BShArid, steppe, hot(97 %)Arid

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

Soil & lithology

pH H₂O

6,2

Org. C

9,8g/kg

Clay

24,0%

Sand

65,9%

Silt

10,1%

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

Dominant lithology: suGLiMaggregated to Manyoni

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
13,3g/kg
Clay
23,4%
Sand
66,2%
Silt
10,4%
5–15 cm
pH H₂O
6,2
Org. C
9,3g/kg
Clay
23,1%
Sand
66,6%
Silt
10,3%
15–30 cm
pH H₂O
6,1
Org. C
6,7g/kg
Clay
25,4%
Sand
64,9%
Silt
9,6%

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

Land cover

Forest15.7%
Crops27.2%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)56.7%

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

Hydrology6 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

131,8km

Basins crossed

6

Max stream order

6

Max drainage

14 146km²

Discharge in basins

17,8m³/s

Mean precip.

567mm/an

Mean T°

22,3°C

Moisture idx

-0,67

Mean runoff

24mm/an

Mean elev. (basins)

1 087m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

5,6%

Pesticides

0,0kg/km²

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

Protected areas6

IUCN Not Reported · 4IUCN II · 1IUCN IV · 1

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