Ontologia

Local Authority · NGA

Ikpoba-Okha

Nigeria

AmTropical, monsoon(100 %)

Species observed

447

Observations

1 663

Area

837,2km²

Ecological tissue

Sample of 24 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 Ikpoba-Okha : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 8.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
25
Connectance
0.083
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

447 distinct species · 1 663 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 663 obs · 21 cellules
Obs. / cellule
≥ 266
216–265
84–215
65–83
< 65

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

Climate

Mean T°

25,8°C

Annual rain

2 440mm

Warmest m°

32,9°C

Coldest m°

22,0°C

Elevation: 33 m on average (min 4 m, max 112 m)

Bioclimatic detailsExpert
Annual mean temp.
25,8°C
Annual rain
2 440mm
Warmest month
32,9°C
Coldest month
22,0°C
Mean alt.
33m
Min
4m
Max
112m
Std. dev.
21m
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

21,8g/kg

Clay

16,0%

Sand

74,7%

Silt

9,3%

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
29,6g/kg
Clay
14,3%
Sand
76,2%
Silt
9,5%
5–15 cm
pH H₂O
5,2
Org. C
21,0g/kg
Clay
14,2%
Sand
76,4%
Silt
9,4%
15–30 cm
pH H₂O
5,2
Org. C
14,8g/kg
Clay
19,4%
Sand
71,6%
Silt
9,0%

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

Land cover

Forest37.9%
Crops6.0%
Built-up6.8%
Bare soil0.3%
Other (grassland, water…)48.9%

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

Hydrology3 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

119,2km

Basins crossed

3

Max stream order

5

Max drainage

4 160km²

Discharge in basins

44,3m³/s

Mean precip.

2 083mm/an

Mean T°

26,3°C

Moisture idx

0,23

Mean runoff

1 401mm/an

Mean elev. (basins)

77m

Watersheds crossing here

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

Human pressure

Pop. density

5hab/km²

Night light

5,8nW

Built-up

676,5%

Pesticides

36,6kg/km²

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

Protected areas7

IUCN Not Reported · 6IUCN IV · 1🌊 Marine · 2

Sapoba

IUCN Not Reported

Forest Reserve · 1912

523 km²

Ekenwan

IUCN Not Reported

Forest Reserve

211 km²

Ologbo

IUCN Not Reported

Forest Reserve · 1981

181 km²

Obaretin

IUCN Not Reported

Forest Reserve

111 km²

Complete list

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