Ontologia

Local Authority · NGA

Izzi

Nigeria

AwTropical, savannah(100 %)

Species observed

76

Observations

563

Area

1 090,6km²

Ecological tissue

Sample of 11 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 Izzi : 10 espèces reliées par 8 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
8
Connectance
0.121
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

76 distinct species · 563 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

563 obs · 9 cellules
Obs. / cellule
≥ 259
259–258
46–258
26–45
< 26

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

Climate

Mean T°

27,5°C

Annual rain

1 864mm

Warmest m°

36,2°C

Coldest m°

22,7°C

Elevation: 64 m on average (min 29 m, max 116 m)

Bioclimatic detailsExpert
Annual mean temp.
27,5°C
Annual rain
1 864mm
Warmest month
36,2°C
Coldest month
22,7°C
Mean alt.
64m
Min
29m
Max
116m
Std. dev.
16m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

5,5

Org. C

16,7g/kg

Clay

26,8%

Sand

49,0%

Silt

24,2%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
20,9g/kg
Clay
23,2%
Sand
52,1%
Silt
24,7%
5–15 cm
pH H₂O
5,5
Org. C
16,8g/kg
Clay
25,2%
Sand
50,2%
Silt
24,6%
15–30 cm
pH H₂O
5,5
Org. C
12,5g/kg
Clay
32,1%
Sand
44,7%
Silt
23,2%

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

Land cover

Forest16.2%
Crops32.1%
Built-up1.7%
Bare soil0.8%
Other (grassland, water…)49.2%

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

Hydrology5 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

5

Max drainage

16 368km²

Discharge in basins

263,7m³/s

Mean precip.

1 850mm/an

Mean T°

27,4°C

Moisture idx

0,08

Mean runoff

1 182mm/an

Mean elev. (basins)

71m

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

Human pressure

Pop. density

3hab/km²

Built-up

173,5%

Pesticides

42,7kg/km²

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