Basse Vallée de l'Ouémé, Lagune de Porto-Novo, Lac Nokoué
IUCN VWetland of International Importance (Ramsar Site) · 2000
6 532 km²
Commune · BEN
Ifangni
Benin
AwTropical, savannah(100 %)
Species observed
692
Observations
1 593
Area
77,2km²
Ecological tissue
Sample of 27 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 Ifangni : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 3 types (connectance 5.7%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
27
Interactions affichées
20
Connectance
0.057
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
692 distinct species · 1 593 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,3°C
Annual rain
1 400mm
Warmest m°
32,6°C
Coldest m°
22,3°C
Elevation: 65 m on average (min 24 m, max 90 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,3°C
Annual rain
1 400mm
Warmest month
32,6°C
Coldest month
22,3°C
Mean alt.
65m
Min
24m
Max
90m
Std. dev.
14m
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
5,9
Org. C
20,3g/kg
Clay
18,2%
Sand
70,9%
Silt
10,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Ifangni
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
32,1g/kg
Clay
17,9%
Sand
70,6%
Silt
11,5%
5–15 cm
pH H₂O
5,9
Org. C
18,1g/kg
Clay
17,0%
Sand
72,2%
Silt
10,9%
15–30 cm
pH H₂O
5,9
Org. C
10,8g/kg
Clay
19,7%
Sand
70,0%
Silt
10,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest23.5%
Crops7.7%
Built-up3.7%
Bare soil0.3%
Other (grassland, water…)64.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,4km
Basins crossed
1
Max stream order
2
Max drainage
1 015km²
Discharge in basins
0,9m³/s
Mean precip.
1 242mm/an
Mean T°
27,2°C
Moisture idx
-0,21
Mean runoff
485mm/an
Mean elev. (basins)
65m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
8hab/km²
Night light
0,2nW
Built-up
367,0%
Pesticides
23,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN V · 1🌊 Marine · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN