Basse Vallée de l'Ouémé, Lagune de Porto-Novo, Lac Nokoué
IUCN VWetland of International Importance (Ramsar Site) · 2000
6 532 km²
Commune · BEN
Adanhondjigon
Benin
AwTropical, savannah(100 %)
Species observed
28
Observations
62
Area
11,9km²
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
28 distinct species · 62 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,7°C
Annual rain
1 211mm
Warmest m°
34,8°C
Coldest m°
21,8°C
Elevation: 138 m on average (min 101 m, max 154 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,7°C
Annual rain
1 211mm
Warmest month
34,8°C
Coldest month
21,8°C
Mean alt.
138m
Min
101m
Max
154m
Std. dev.
11m
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
6,2
Org. C
15,4g/kg
Clay
14,8%
Sand
73,2%
Silt
12,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Agbangnizoun
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
25,2g/kg
Clay
17,9%
Sand
69,9%
Silt
12,2%
5–15 cm
pH H₂O
6,2
Org. C
12,6g/kg
Clay
12,5%
Sand
75,4%
Silt
12,1%
15–30 cm
pH H₂O
6,1
Org. C
8,3g/kg
Clay
14,1%
Sand
74,3%
Silt
11,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.6%
Crops31.8%
Built-up4.5%
Bare soil0.0%
Other (grassland, water…)49.1%
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
3 664km²
Discharge in basins
0,1m³/s
Mean precip.
1 089mm/an
Mean T°
27,5°C
Moisture idx
-0,35
Mean runoff
272mm/an
Mean elev. (basins)
72m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
8hab/km²
Night light
0,2nW
Built-up
453,6%
Pesticides
13,7kg/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