Ontologia

Local Authority · NGA

Lokoja

Nigeria

AwTropical, savannah(100 %)

Species observed

602

Observations

7 989

Area

3 392,5km²

Ecological tissue

Sample of 21 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 Lokoja : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 3 types (connectance 5.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
12
Connectance
0.057
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

602 distinct species · 7 989 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 989 obs · 47 cellules
Obs. / cellule
≥ 4 647
185–4 646
31–184
12–30
< 12

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

Climate

Mean T°

28,1°C

Annual rain

1 239mm

Warmest m°

37,0°C

Coldest m°

22,3°C

Elevation: 167 m on average (min 35 m, max 460 m)

Bioclimatic detailsExpert
Annual mean temp.
28,1°C
Annual rain
1 239mm
Warmest month
37,0°C
Coldest month
22,3°C
Mean alt.
167m
Min
35m
Max
460m
Std. dev.
100m
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

6,0

Org. C

13,9g/kg

Clay

17,3%

Sand

64,8%

Silt

17,9%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
19,5g/kg
Clay
18,5%
Sand
63,6%
Silt
18,0%
5–15 cm
pH H₂O
6,0
Org. C
13,3g/kg
Clay
16,0%
Sand
65,8%
Silt
18,2%
15–30 cm
pH H₂O
6,0
Org. C
8,8g/kg
Clay
17,5%
Sand
65,1%
Silt
17,4%

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

Land cover

Forest26.6%
Crops15.2%
Built-up0.5%
Bare soil0.3%
Other (grassland, water…)57.4%

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

Hydrology12 basins · 9 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

232,8km

Lake surface here

1,89km²

Basins crossed

12

Max stream order

8

Max drainage

2 069 682km²

Discharge in basins

6 647,5m³/s

Mean precip.

1 190mm/an

Mean T°

26,8°C

Moisture idx

-0,33

Mean runoff

402mm/an

Mean elev. (basins)

190m

Watersheds crossing here

3 more basins

Lakes (9, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

51,5%

Pesticides

45,6kg/km²

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

Protected areas9

IUCN Not Reported · 9

Osara

IUCN Not Reported

Forest Reserve

581 km²

Bunu

IUCN Not Reported

Forest Reserve

445 km²

Agbaja

IUCN Not Reported

Forest Reserve

147 km²

Complete list

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