Ontologia

Local Authority · NGA

Essien Udim

Nigeria

AmTropical, monsoon(100 %)

Species observed

33

Observations

54

Area

297,7km²

Ecological tissue

Sample of 8 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 Essien Udim : 6 espèces reliées par 5 interactions GloBI sur 3 types (connectance 17.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
8
Interactions affichées
5
Connectance
0.179
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

33 distinct species · 54 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

54 obs · 5 cellules
Obs. / cellule
≥ 21
21–20
19–20
9–18
< 9

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

Climate

Mean T°

25,6°C

Annual rain

2 373mm

Warmest m°

33,1°C

Coldest m°

21,7°C

Elevation: 68 m on average (min 35 m, max 86 m)

Bioclimatic detailsExpert
Annual mean temp.
25,6°C
Annual rain
2 373mm
Warmest month
33,1°C
Coldest month
21,7°C
Mean alt.
68m
Min
35m
Max
86m
Std. dev.
10m
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

23,1g/kg

Clay

20,6%

Sand

71,5%

Silt

7,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
31,4g/kg
Clay
18,8%
Sand
73,1%
Silt
8,2%
5–15 cm
pH H₂O
5,2
Org. C
24,1g/kg
Clay
19,2%
Sand
72,8%
Silt
7,9%
15–30 cm
pH H₂O
5,2
Org. C
13,8g/kg
Clay
23,8%
Sand
68,7%
Silt
7,6%

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

Land cover

Forest34.8%
Crops5.5%
Built-up2.8%
Bare soil0.5%
Other (grassland, water…)56.4%

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

Hydrology4 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

27,7km

Basins crossed

4

Max stream order

4

Max drainage

2 089km²

Discharge in basins

21,6m³/s

Mean precip.

2 346mm/an

Mean T°

26,3°C

Moisture idx

0,33

Mean runoff

1 617mm/an

Mean elev. (basins)

89m

Watersheds crossing here

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

Human pressure

Pop. density

8hab/km²

Night light

0,0nW

Built-up

280,1%

Pesticides

38,7kg/km²

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