Basse Vallée de l'Ouémé, Lagune de Porto-Novo, Lac Nokoué
IUCN VWetland of International Importance (Ramsar Site) · 2000
6 532 km²
Commune · BEN
Sékou
Benin
AwTropical, savannah(100 %)
Species observed
38
Observations
63
Area
27,1km²
Ecological tissue
Sample of 11 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 Sékou : 11 espèces reliées par 8 interactions GloBI sur 3 types (connectance 14.5%, filtre Serrano α=0.2).
Espèces affichées
11
Interactions affichées
8
Connectance
0.145
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
38 distinct species · 63 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,5°C
Annual rain
1 245mm
Warmest m°
32,4°C
Coldest m°
22,4°C
Elevation: 79 m on average (min 49 m, max 94 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,5°C
Annual rain
1 245mm
Warmest month
32,4°C
Coldest month
22,4°C
Mean alt.
79m
Min
49m
Max
94m
Std. dev.
8m
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
20,5g/kg
Clay
17,5%
Sand
74,0%
Silt
8,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Allada
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
32,8g/kg
Clay
17,1%
Sand
74,0%
Silt
8,9%
5–15 cm
pH H₂O
5,9
Org. C
17,4g/kg
Clay
16,4%
Sand
74,9%
Silt
8,6%
15–30 cm
pH H₂O
5,9
Org. C
11,3g/kg
Clay
19,0%
Sand
73,0%
Silt
8,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest21.1%
Crops8.3%
Built-up5.5%
Bare soil0.4%
Other (grassland, water…)64.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
1
Max drainage
1 150km²
Discharge in basins
0,2m³/s
Mean precip.
1 106mm/an
Mean T°
27,2°C
Moisture idx
-0,27
Mean runoff
241mm/an
Mean elev. (basins)
46m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
9hab/km²
Night light
1,0nW
Built-up
551,4%
Pesticides
12,2kg/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