Ontologia

Local Authority · NGA

Ogba/Egbema/Ndoni

Nigeria

AmTropical, monsoon(100 %)

Species observed

219

Observations

697

Area

697km²

Ecological tissue

Sample of 14 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 Ogba/Egbema/Ndoni : 13 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 10 interactions GloBI sur 3 types (connectance 11.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
10
Connectance
0.110
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

219 distinct species · 697 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

697 obs · 14 cellules
Obs. / cellule
≥ 255
180–254
42–179
24–41
< 24

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

Climate

Mean T°

26,1°C

Annual rain

2 490mm

Warmest m°

33,8°C

Coldest m°

22,1°C

Elevation: 15 m on average (min 10 m, max 36 m)

Bioclimatic detailsExpert
Annual mean temp.
26,1°C
Annual rain
2 490mm
Warmest month
33,8°C
Coldest month
22,1°C
Mean alt.
15m
Min
10m
Max
36m
Std. dev.
3m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical

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

Soil & lithology

pH H₂O

5,2

Org. C

22,9g/kg

Clay

16,8%

Sand

67,5%

Silt

15,7%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
32,7g/kg
Clay
14,7%
Sand
69,0%
Silt
16,3%
5–15 cm
pH H₂O
5,2
Org. C
23,1g/kg
Clay
15,5%
Sand
68,7%
Silt
15,8%
15–30 cm
pH H₂O
5,2
Org. C
12,9g/kg
Clay
20,3%
Sand
64,7%
Silt
15,0%

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

Land cover

Forest52.2%
Crops5.2%
Built-up1.7%
Bare soil0.2%
Other (grassland, water…)40.7%

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

Hydrology3 basins · 1 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

166,9km

Lake surface here

0,37km²

Basins crossed

3

Max stream order

8

Max drainage

2 097 290km²

Discharge in basins

506,5m³/s

Mean precip.

2 403mm/an

Mean T°

26,7°C

Moisture idx

0,34

Mean runoff

1 527mm/an

Mean elev. (basins)

26m

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

Human pressure

Pop. density

5hab/km²

Night light

11,2nW

Built-up

172,3%

Pesticides

35,0kg/km²

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

Protected areas2

IUCN Not Reported · 2

Sambrero

IUCN Not Reported

Forest Reserve

137 km²

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