Basse Vallée du Couffo, Lagune Côtiere, Chenal Aho, Lac Ahémé
IUCN VWetland of International Importance (Ramsar Site) · 2000
5 245 km²
Commune · BEN
Dahé
Benin
AwTropical, savannah(100 %)
Species observed
41
Observations
95
Area
13,9km²
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 Dahé : 11 espèces + 0 bulles famille, 7 interactions GloBI documentées sur 2 types (connectance 12.7%, filtre Serrano α=0.2).
Espèces affichées
11
Interactions affichées
7
Connectance
0.127
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
41 distinct species · 95 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,7°C
Annual rain
1 120mm
Warmest m°
32,5°C
Coldest m°
22,5°C
Elevation: 53 m on average (min 17 m, max 72 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,7°C
Annual rain
1 120mm
Warmest month
32,5°C
Coldest month
22,5°C
Mean alt.
53m
Min
17m
Max
72m
Std. dev.
12m
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
24,1g/kg
Clay
21,6%
Sand
67,9%
Silt
10,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Houéyogbé
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
42,3g/kg
Clay
20,9%
Sand
68,1%
Silt
11,0%
5–15 cm
pH H₂O
5,9
Org. C
18,1g/kg
Clay
20,9%
Sand
68,4%
Silt
10,7%
15–30 cm
pH H₂O
5,9
Org. C
11,7g/kg
Clay
23,0%
Sand
67,1%
Silt
9,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest19.6%
Crops13.6%
Built-up3.1%
Bare soil0.3%
Other (grassland, water…)63.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
3,8km
Basins crossed
1
Max stream order
1
Max drainage
3 664km²
Discharge in basins
0,1m³/s
Mean precip.
1 028mm/an
Mean T°
27,3°C
Moisture idx
-0,40
Mean runoff
263mm/an
Mean elev. (basins)
104m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
0,3nW
Built-up
307,5%
Pesticides
13,4kg/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