Basse Vallée de l'Ouémé, Lagune de Porto-Novo, Lac Nokoué
IUCN VWetland of International Importance (Ramsar Site) · 2000
6 532 km²
Commune · BEN
Yoko
Benin
AwTropical, savannah(100 %)
Species observed
300
Observations
1 102
Area
57,5km²
Ecological tissue
Sample of 16 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 Yoko : 14 espèces reliées par 14 interactions GloBI sur 4 types (connectance 11.7%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
16
Interactions affichées
14
Connectance
0.117
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
300 distinct species · 1 102 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,4°C
Annual rain
1 390mm
Warmest m°
32,5°C
Coldest m°
22,3°C
Elevation: 80 m on average (min 52 m, max 94 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,4°C
Annual rain
1 390mm
Warmest month
32,5°C
Coldest month
22,3°C
Mean alt.
80m
Min
52m
Max
94m
Std. dev.
10m
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
6,3
Org. C
16,0g/kg
Clay
16,1%
Sand
73,8%
Silt
10,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Sakété
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
24,0g/kg
Clay
16,6%
Sand
72,9%
Silt
10,5%
5–15 cm
pH H₂O
6,3
Org. C
14,1g/kg
Clay
14,6%
Sand
75,3%
Silt
10,1%
15–30 cm
pH H₂O
6,3
Org. C
9,8g/kg
Clay
17,3%
Sand
73,1%
Silt
9,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest21.1%
Crops10.6%
Built-up2.0%
Bare soil0.5%
Other (grassland, water…)65.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
2
Max drainage
48 989km²
Discharge in basins
1,1m³/s
Mean precip.
1 236mm/an
Mean T°
27,2°C
Moisture idx
-0,22
Mean runoff
479mm/an
Mean elev. (basins)
64m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
0,1nW
Built-up
204,8%
Pesticides
13,6kg/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