Basse Vallée du Couffo, Lagune Côtiere, Chenal Aho, Lac Ahémé
IUCN VWetland of International Importance (Ramsar Site) · 2000
5 245 km²
Commune · BEN
Adohoun
Benin
AwTropical, savannah(100 %)
Species observed
217
Observations
813
Area
53,1km²
Ecological tissue
Sample of 21 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 Adohoun : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 15 interactions GloBI sur 5 types (connectance 6.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
22
Interactions affichées
15
Connectance
0.065
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
217 distinct species · 813 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,9°C
Annual rain
962mm
Warmest m°
34,0°C
Coldest m°
22,3°C
Elevation: 21 m on average (min 17 m, max 24 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,9°C
Annual rain
962mm
Warmest month
34,0°C
Coldest month
22,3°C
Mean alt.
21m
Min
17m
Max
24m
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
6,0
Org. C
27,4g/kg
Clay
34,0%
Sand
40,3%
Silt
25,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Lokossa
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
39,4g/kg
Clay
33,3%
Sand
40,4%
Silt
26,3%
5–15 cm
pH H₂O
6,0
Org. C
25,7g/kg
Clay
34,2%
Sand
40,2%
Silt
25,6%
15–30 cm
pH H₂O
6,0
Org. C
17,1g/kg
Clay
34,5%
Sand
40,1%
Silt
25,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest31.4%
Crops8.9%
Built-up1.4%
Bare soil0.1%
Other (grassland, water…)58.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
5,5km
Basins crossed
2
Max stream order
5
Max drainage
22 260km²
Discharge in basins
3,9m³/s
Mean precip.
1 019mm/an
Mean T°
27,2°C
Moisture idx
-0,41
Mean runoff
215mm/an
Mean elev. (basins)
75m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
0,1nW
Built-up
134,7%
Pesticides
14,2kg/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