Kirfi Hill
IUCN Not ReportedForest Reserve
159 km²
Local Authority · NGA
Kirfi
Nigeria
AwTropical, savannah(100 %)
Species observed
177
Observations
1 375
Area
2 516,3km²
Ecological tissue
Sample of 22 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 Kirfi : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 17 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
23
Interactions affichées
17
Connectance
0.067
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
177 distinct species · 1 375 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,8°C
Annual rain
759mm
Warmest m°
38,5°C
Coldest m°
15,2°C
Elevation: 391 m on average (min 283 m, max 515 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,8°C
Annual rain
759mm
Warmest month
38,5°C
Coldest month
15,2°C
Mean alt.
391m
Min
283m
Max
515m
Std. dev.
49m
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
6,4
Org. C
7,8g/kg
Clay
22,7%
Sand
56,1%
Silt
21,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
10,5g/kg
Clay
21,5%
Sand
57,0%
Silt
21,4%
5–15 cm
pH H₂O
6,4
Org. C
7,4g/kg
Clay
22,0%
Sand
56,8%
Silt
21,2%
15–30 cm
pH H₂O
6,4
Org. C
5,4g/kg
Clay
24,7%
Sand
54,4%
Silt
20,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest6.1%
Crops38.0%
Built-up0.3%
Bare soil2.2%
Other (grassland, water…)53.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology14 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
133,1km
Lake surface here
0,68km²
Basins crossed
14
Max stream order
5
Max drainage
14 378km²
Discharge in basins
200,6m³/s
Mean precip.
923mm/an
Mean T°
25,9°C
Moisture idx
-0,53
Mean runoff
183mm/an
Mean elev. (basins)
414m
Watersheds crossing here
- Bassin de Gongolasub-area812,9 km²overlap487.39 km²19%
- Bassin de Gaji Riversub-area720,3 km²overlap418.85 km²17%
- Basin #02930sub-area414,5 km²overlap377.81 km²15%
- Basin #06540sub-area301,4 km²overlap300.16 km²12%
- Bassin de Gaji Riversub-area238,9 km²overlap219.61 km²9%
- Basin #91720sub-area595,7 km²overlap159.94 km²6%
- Basin #02240sub-area1 282 km²overlap137.76 km²5%
- Bassin de Gaji Riversub-area517 km²overlap107.00 km²4%
- Bassin de Gongolasub-area1 338,6 km²overlap96.05 km²4%
Lakes (1, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
25,0%
Pesticides
35,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 3
Bara
IUCN Not ReportedForest Reserve
20 km²
Forest Reserve Name Unknown (NGA) No.40
IUCN Not ReportedForest Reserve
5 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN