Basse Vallée de l'Ouémé, Lagune de Porto-Novo, Lac Nokoué
IUCN VWetland of International Importance (Ramsar Site) · 2000
6 532 km²
Commune · BEN
Ahomey-Lokpo
Benin
AwTropical, savannah(100 %)
Species observed
250
Observations
1 159
Area
30,9km²
Ecological tissue
Sample of 41 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 Ahomey-Lokpo : 33 espèces reliées par 46 interactions GloBI sur 5 types (connectance 5.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
41
Interactions affichées
46
Connectance
0.056
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
250 distinct species · 1 159 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,7°C
Annual rain
1 150mm
Warmest m°
31,4°C
Coldest m°
23,0°C
Elevation: 2 m on average (min 1 m, max 3 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,7°C
Annual rain
1 150mm
Warmest month
31,4°C
Coldest month
23,0°C
Mean alt.
2m
Min
1m
Max
3m
Std. dev.
1m
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
5,5
Org. C
37,0g/kg
Clay
41,3%
Sand
28,3%
Silt
30,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Sô-Ava
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
53,2g/kg
Clay
38,8%
Sand
28,7%
Silt
32,5%
5–15 cm
pH H₂O
5,5
Org. C
38,5g/kg
Clay
41,5%
Sand
27,8%
Silt
30,7%
15–30 cm
pH H₂O
5,5
Org. C
19,1g/kg
Clay
43,5%
Sand
28,3%
Silt
28,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest15.8%
Crops21.7%
Built-up0.3%
Bare soil0.0%
Other (grassland, water…)62.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
5,6km
Basins crossed
3
Max stream order
4
Max drainage
56 634km²
Discharge in basins
0,9m³/s
Mean precip.
1 093mm/an
Mean T°
27,5°C
Moisture idx
-0,35
Mean runoff
275mm/an
Mean elev. (basins)
71m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
32,5%
Pesticides
12,7kg/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