Ontologia

Local Authority · NGA

Okrika

Nigeria

AmTropical, monsoon(100 %)

Species observed

13

Observations

13

Area

194,7km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 4 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 Okrika : 4 espèces reliées par 2 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

13 distinct species · 13 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 obs · 1 cellules
Obs. / cellule
≥ 13
13–12
13–12
13–12
< 13

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

Climate

Mean T°

26,2°C

Annual rain

2 241mm

Warmest m°

30,7°C

Coldest m°

23,1°C

Elevation: 4 m on average (min -4 m, max 15 m)

Bioclimatic detailsExpert
Annual mean temp.
26,2°C
Annual rain
2 241mm
Warmest month
30,7°C
Coldest month
23,1°C
Mean alt.
4m
Min
-4m
Max
15m
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

43,2g/kg

Clay

28,7%

Sand

52,6%

Silt

18,6%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
56,0g/kg
Clay
28,3%
Sand
52,7%
Silt
19,0%
5–15 cm
pH H₂O
5,2
Org. C
42,2g/kg
Clay
28,4%
Sand
53,1%
Silt
18,4%
15–30 cm
pH H₂O
5,2
Org. C
31,3g/kg
Clay
29,5%
Sand
52,0%
Silt
18,4%

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

Land cover

Forest33.0%
Crops1.1%
Built-up1.7%
Bare soil0.3%
Other (grassland, water…)63.8%

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

Hydrology2 basins · 0 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

23,3km

Basins crossed

2

Max stream order

3

Max drainage

1 343km²

Discharge in basins

4,0m³/s

Mean precip.

3 313mm/an

Mean T°

26,6°C

Moisture idx

0,53

Mean runoff

1 462mm/an

Mean elev. (basins)

7m

Watersheds crossing here

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

Human pressure

Pop. density

14hab/km²

Night light

2,5nW

Built-up

172,4%

Pesticides

35,7kg/km²

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