Nkisi River
IUCN Not ReportedForest Reserve
3 km²
Local Authority · NGA
Oyi
Nigeria
AwTropical, savannah(100 %)
Species observed
43
Observations
74
Area
131,1km²
Ecological tissue
Sample of 6 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 Oyi : 4 espèces reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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
43 distinct species · 74 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,6°C
Annual rain
1 946mm
Warmest m°
34,8°C
Coldest m°
22,4°C
Elevation: 105 m on average (min 42 m, max 155 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,6°C
Annual rain
1 946mm
Warmest month
34,8°C
Coldest month
22,4°C
Mean alt.
105m
Min
42m
Max
155m
Std. dev.
23m
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
5,4
Org. C
19,0g/kg
Clay
21,4%
Sand
59,2%
Silt
19,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
24,8g/kg
Clay
19,0%
Sand
61,9%
Silt
19,1%
5–15 cm
pH H₂O
5,4
Org. C
19,6g/kg
Clay
19,8%
Sand
60,1%
Silt
20,1%
15–30 cm
pH H₂O
5,4
Org. C
12,5g/kg
Clay
25,4%
Sand
55,5%
Silt
19,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest10.8%
Crops14.1%
Built-up12.1%
Bare soil0.7%
Other (grassland, water…)62.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
32,6km
Basins crossed
4
Max stream order
2
Max drainage
2 097 290km²
Discharge in basins
3 315,0m³/s
Mean precip.
1 874mm/an
Mean T°
27,0°C
Moisture idx
0,13
Mean runoff
1 250mm/an
Mean elev. (basins)
77m
Watersheds crossing here
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
23hab/km²
Night light
1,9nW
Built-up
1 209,9%
Pesticides
39,2kg/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