Ayu Hills
IUCN Not ReportedForest Reserve
48 km²
Local Authority · NGA
Barkin Ladi
Nigeria
AwTropical, savannah(100 %)
Species observed
473
Observations
63 037
Area
852,5km²
Ecological tissue
Sample of 17 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 Barkin Ladi : 14 espèces reliées par 13 interactions GloBI sur 3 types (connectance 9.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
17
Interactions affichées
13
Connectance
0.096
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
473 distinct species · 63 037 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
21,1°C
Annual rain
1 438mm
Warmest m°
30,7°C
Coldest m°
13,5°C
Elevation: 1 262 m on average (min 567 m, max 1 446 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
21,1°C
Annual rain
1 438mm
Warmest month
30,7°C
Coldest month
13,5°C
Mean alt.
1 262m
Min
567m
Max
1 446m
Std. dev.
87m
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
5,5
Org. C
13,6g/kg
Clay
29,3%
Sand
44,7%
Silt
26,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
18,1g/kg
Clay
26,2%
Sand
47,4%
Silt
26,4%
5–15 cm
pH H₂O
5,5
Org. C
12,8g/kg
Clay
28,4%
Sand
45,3%
Silt
26,3%
15–30 cm
pH H₂O
5,4
Org. C
9,8g/kg
Clay
33,2%
Sand
41,4%
Silt
25,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest11.8%
Crops29.9%
Built-up0.9%
Bare soil3.2%
Other (grassland, water…)54.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 8 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
28,6km
Lake surface here
4,57km²
Basins crossed
8
Max stream order
3
Max drainage
1 817km²
Discharge in basins
13,7m³/s
Mean precip.
1 359mm/an
Mean T°
22,8°C
Moisture idx
-0,19
Mean runoff
457mm/an
Mean elev. (basins)
1 119m
Watersheds crossing here
- Bassin de River Tserisub-area384,2 km²overlap345.31 km²41%
- Bassin de River Sangasub-area1 047,2 km²overlap168.34 km²20%
- Basin #29740sub-area289,1 km²overlap163.35 km²19%
- Bassin de Madasub-area620,9 km²overlap80.70 km²9%
- Basin #33900sub-area432,5 km²overlap49.20 km²6%
- Bassin de River Lafonsub-area223,9 km²overlap26.38 km²3%
- Bassin de River Depsub-area1 509,4 km²overlap18.26 km²2%
- Bassin de River Farin Ruwasub-area1 816,7 km²overlap1.02 km²0%
Lakes (8, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
0,1nW
Built-up
90,6%
Pesticides
42,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Abak River
IUCN Not ReportedForest Reserve
11 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN