West Anka
IUCN Not ReportedForest Reserve
383 km²
Local Authority · NGA
Bukkuyum
Nigeria
AwTropical, savannah(96 %)
Species observed
2
Observations
9
Area
3 116,5km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
2 distinct species · 9 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,8°C
Annual rain
950mm
Warmest m°
39,4°C
Coldest m°
17,4°C
Elevation: 358 m on average (min 260 m, max 441 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,8°C
Annual rain
950mm
Warmest month
39,4°C
Coldest month
17,4°C
Mean alt.
358m
Min
260m
Max
441m
Std. dev.
34m
Köppen-Geiger (dominant)
AwTropical, savannah(96 %)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
7,6g/kg
Clay
18,2%
Sand
57,5%
Silt
24,2%
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
9,7g/kg
Clay
17,2%
Sand
58,1%
Silt
24,7%
5–15 cm
pH H₂O
6,4
Org. C
7,6g/kg
Clay
17,9%
Sand
57,8%
Silt
24,3%
15–30 cm
pH H₂O
6,4
Org. C
5,3g/kg
Clay
19,6%
Sand
56,7%
Silt
23,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest4.8%
Crops39.4%
Built-up0.2%
Bare soil0.7%
Other (grassland, water…)54.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology12 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
211,9km
Basins crossed
12
Max stream order
5
Max drainage
10 994km²
Discharge in basins
79,0m³/s
Mean precip.
898mm/an
Mean T°
27,0°C
Moisture idx
-0,55
Mean runoff
171mm/an
Mean elev. (basins)
350m
Watersheds crossing here
- Basin #33730sub-area2 368,8 km²overlap1007.41 km²32%
- Bassin de Zamfarasub-area1 162,9 km²overlap864.79 km²28%
- Bassin de Kasub-area1 586,4 km²overlap604.83 km²19%
- Bassin de Zamfarasub-area378 km²overlap166.43 km²5%
- Bassin de Zamfarasub-area468,2 km²overlap148.18 km²5%
- Bassin de Kasub-area144,3 km²overlap143.74 km²5%
- Bassin de Kasub-area4 590,4 km²overlap95.76 km²3%
- Basin #21210sub-area181,9 km²overlap30.02 km²1%
- Basin #21000sub-area747,7 km²overlap28.72 km²1%
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
21,9%
Pesticides
33,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN