Lower Imo River
IUCN Not ReportedForest Reserve
77 km²
Local Authority · NGA
Oruk Anam
Nigeria
AmTropical, monsoon(100 %)
Species observed
43
Observations
178
Area
468,3km²
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 Oruk Anam : 6 espèces reliées par 3 interactions GloBI sur 2 types (connectance 20.0%, filtre Serrano α=0.2).
Espèces affichées
6
Interactions affichées
3
Connectance
0.200
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 · 178 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,8°C
Annual rain
2 626mm
Warmest m°
31,7°C
Coldest m°
22,2°C
Elevation: 30 m on average (min 5 m, max 52 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,8°C
Annual rain
2 626mm
Warmest month
31,7°C
Coldest month
22,2°C
Mean alt.
30m
Min
5m
Max
52m
Std. dev.
11m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,2
Org. C
30,3g/kg
Clay
24,0%
Sand
61,4%
Silt
14,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
40,8g/kg
Clay
22,9%
Sand
62,5%
Silt
14,6%
5–15 cm
pH H₂O
5,2
Org. C
29,6g/kg
Clay
23,3%
Sand
61,9%
Silt
14,8%
15–30 cm
pH H₂O
5,1
Org. C
20,6g/kg
Clay
25,8%
Sand
59,7%
Silt
14,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest40.8%
Crops6.6%
Built-up1.0%
Bare soil0.2%
Other (grassland, water…)51.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
43,5km
Basins crossed
4
Max stream order
5
Max drainage
7 287km²
Discharge in basins
128,4m³/s
Mean precip.
2 920mm/an
Mean T°
26,6°C
Moisture idx
0,46
Mean runoff
1 626mm/an
Mean elev. (basins)
36m
Watersheds crossing here
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Built-up
97,8%
Pesticides
37,3kg/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