Ontologia

Local Authority · NGA

Yagba West

Nigeria

AwTropical, savannah(100 %)

Species observed

161

Observations

366

Area

1 176,4km²

Ecological tissue

Sample of 31 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 Yagba West : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 23 interactions GloBI sur 4 types (connectance 4.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
23
Connectance
0.050
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

161 distinct species · 366 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

366 obs · 18 cellules
Obs. / cellule
≥ 70
41–69
27–40
21–26
< 21

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

Climate

Mean T°

26,9°C

Annual rain

1 379mm

Warmest m°

36,5°C

Coldest m°

20,5°C

Elevation: 281 m on average (min 177 m, max 443 m)

Bioclimatic detailsExpert
Annual mean temp.
26,9°C
Annual rain
1 379mm
Warmest month
36,5°C
Coldest month
20,5°C
Mean alt.
281m
Min
177m
Max
443m
Std. dev.
50m
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

6,1

Org. C

16,5g/kg

Clay

15,5%

Sand

68,1%

Silt

16,4%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
23,0g/kg
Clay
17,4%
Sand
66,3%
Silt
16,3%
5–15 cm
pH H₂O
6,1
Org. C
17,4g/kg
Clay
14,1%
Sand
69,2%
Silt
16,6%
15–30 cm
pH H₂O
6,1
Org. C
9,1g/kg
Clay
15,0%
Sand
68,7%
Silt
16,3%

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

Land cover

Forest35.3%
Crops5.9%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)58.4%

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

Hydrology8 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

16,4km

Lake surface here

21,34km²

Basins crossed

8

Max stream order

5

Max drainage

4 887km²

Discharge in basins

55,5m³/s

Mean precip.

1 210mm/an

Mean T°

26,2°C

Moisture idx

-0,31

Mean runoff

532mm/an

Mean elev. (basins)

316m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

30,2%

Pesticides

46,0kg/km²

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

Protected areas3

IUCN Not Reported · 3

Osi

IUCN Not Reported

Forest Reserve

35 km²

Ogbe

IUCN Not Reported

Forest Reserve

9 km²

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