Ontologia

Local Authority · NGA

Nasarawa Eggon

Nigeria

AwTropical, savannah(100 %)

Species observed

185

Observations

1 509

Area

1 181,5km²

Ecological tissue

Sample of 18 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 Nasarawa Eggon : 14 espèces reliées par 14 interactions GloBI sur 3 types (connectance 9.2%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
14
Connectance
0.091
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

185 distinct species · 1 509 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 509 obs · 22 cellules
Obs. / cellule
≥ 214
149–213
104–148
66–103
< 66

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

Climate

Mean T°

27,0°C

Annual rain

1 468mm

Warmest m°

36,3°C

Coldest m°

20,2°C

Elevation: 294 m on average (min 98 m, max 800 m)

Bioclimatic detailsExpert
Annual mean temp.
27,0°C
Annual rain
1 468mm
Warmest month
36,3°C
Coldest month
20,2°C
Mean alt.
294m
Min
98m
Max
800m
Std. dev.
148m
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

5,7

Org. C

14,9g/kg

Clay

21,3%

Sand

61,4%

Silt

17,4%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
20,4g/kg
Clay
20,0%
Sand
62,6%
Silt
17,3%
5–15 cm
pH H₂O
5,7
Org. C
14,0g/kg
Clay
19,6%
Sand
62,6%
Silt
17,8%
15–30 cm
pH H₂O
5,7
Org. C
10,4g/kg
Clay
24,2%
Sand
58,8%
Silt
17,0%

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

Land cover

Forest19.8%
Crops27.2%
Built-up0.5%
Bare soil0.6%
Other (grassland, water…)51.8%

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

Hydrology5 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

85,3km

Basins crossed

5

Max stream order

5

Max drainage

5 214km²

Discharge in basins

29,7m³/s

Mean precip.

1 425mm/an

Mean T°

26,8°C

Moisture idx

-0,22

Mean runoff

333mm/an

Mean elev. (basins)

309m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

50,1%

Pesticides

42,4kg/km²

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