Ontologia

Local Authority · NGA

Kudan

Nigeria

AwTropical, savannah(100 %)

Species observed

66

Observations

109

Area

394,2km²

Ecological tissue

Sample of 19 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 Kudan : 18 espèces reliées par 17 interactions GloBI sur 2 types (connectance 9.9%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
17
Connectance
0.099
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

66 distinct species · 109 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

109 obs · 7 cellules
Obs. / cellule
≥ 32
32–31
22–31
18–21
< 18

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

Climate

Mean T°

25,0°C

Annual rain

1 043mm

Warmest m°

36,6°C

Coldest m°

14,7°C

Elevation: 651 m on average (min 620 m, max 685 m)

Bioclimatic detailsExpert
Annual mean temp.
25,0°C
Annual rain
1 043mm
Warmest month
36,6°C
Coldest month
14,7°C
Mean alt.
651m
Min
620m
Max
685m
Std. dev.
14m
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

6,2

Org. C

7,5g/kg

Clay

18,2%

Sand

44,8%

Silt

37,0%

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
9,4g/kg
Clay
14,5%
Sand
47,8%
Silt
37,7%
5–15 cm
pH H₂O
6,2
Org. C
7,0g/kg
Clay
16,3%
Sand
45,7%
Silt
38,1%
15–30 cm
pH H₂O
6,2
Org. C
6,1g/kg
Clay
23,7%
Sand
40,9%
Silt
35,4%

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

Land cover

Forest5.6%
Crops46.7%
Built-up1.2%
Bare soil1.3%
Other (grassland, water…)45.2%

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

Hydrology2 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,2km

Lake surface here

3,30km²

Basins crossed

2

Max stream order

4

Max drainage

3 192km²

Discharge in basins

2,8m³/s

Mean precip.

1 050mm/an

Mean T°

24,9°C

Moisture idx

-0,43

Mean runoff

212mm/an

Mean elev. (basins)

673m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

4hab/km²

Night light

0,0nW

Built-up

119,7%

Pesticides

37,3kg/km²

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