Ontologia

Local Authority · NGA

Yamaltu/Deba

Nigeria

AwTropical, savannah(95 %)

Species observed

253

Observations

1 458

Area

2 160,5km²

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 Yamaltu/Deba : 25 espèces reliées par 29 interactions GloBI sur 3 types (connectance 5.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
29
Connectance
0.059
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

253 distinct species · 1 458 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 458 obs · 26 cellules
Obs. / cellule
≥ 192
117–191
66–116
54–65
< 54

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

Climate

Mean T°

27,9°C

Annual rain

609mm

Warmest m°

38,9°C

Coldest m°

16,6°C

Elevation: 291 m on average (min 207 m, max 739 m)

Bioclimatic detailsExpert
Annual mean temp.
27,9°C
Annual rain
609mm
Warmest month
38,9°C
Coldest month
16,6°C
Mean alt.
291m
Min
207m
Max
739m
Std. dev.
63m
Köppen-Geiger (dominant)
AwTropical, savannah(95 %)Tropical

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,5

Org. C

8,2g/kg

Clay

22,1%

Sand

54,7%

Silt

23,2%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
11,3g/kg
Clay
21,5%
Sand
55,1%
Silt
23,3%
5–15 cm
pH H₂O
6,5
Org. C
7,5g/kg
Clay
21,5%
Sand
55,3%
Silt
23,3%
15–30 cm
pH H₂O
6,5
Org. C
5,7g/kg
Clay
23,4%
Sand
53,7%
Silt
22,9%

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

Land cover

Forest4.3%
Crops42.8%
Built-up0.6%
Bare soil1.8%
Other (grassland, water…)50.6%

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

Hydrology14 basins · 1 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

253,6km

Lake surface here

92,61km²

Basins crossed

14

Max stream order

5

Max drainage

36 052km²

Discharge in basins

697,6m³/s

Mean precip.

879mm/an

Mean T°

26,0°C

Moisture idx

-0,55

Mean runoff

146mm/an

Mean elev. (basins)

344m

Watersheds crossing here

5 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

55,4%

Pesticides

38,0kg/km²

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

Protected areas6

IUCN Not Reported · 6

Jagali

IUCN Not Reported

Forest Reserve

124 km²

Gasi

IUCN Not Reported

Forest Reserve

68 km²

Burashika

IUCN Not Reported

Forest Reserve

42 km²

Yamaltu

IUCN Not Reported

Forest Reserve

34 km²

Kanawa

IUCN Not Reported

Forest Reserve

4 km²

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