Basse Vallée du Couffo, Lagune Côtiere, Chenal Aho, Lac Ahémé
IUCN VWetland of International Importance (Ramsar Site) · 2000
5 245 km²
Commune · BEN
Adjanhonmè
Benin
AwTropical, savannah(100 %)
Species observed
192
Observations
495
Area
73,8km²
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 Adjanhonmè : 15 espèces reliées par 11 interactions GloBI sur 4 types (connectance 9.2%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
16
Interactions affichées
11
Connectance
0.092
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
192 distinct species · 495 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,5°C
Annual rain
1 075mm
Warmest m°
34,6°C
Coldest m°
21,6°C
Elevation: 161 m on average (min 90 m, max 215 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,5°C
Annual rain
1 075mm
Warmest month
34,6°C
Coldest month
21,6°C
Mean alt.
161m
Min
90m
Max
215m
Std. dev.
34m
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
16,4g/kg
Clay
16,9%
Sand
70,0%
Silt
13,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Klouékanmè
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
28,3g/kg
Clay
18,6%
Sand
67,9%
Silt
13,5%
5–15 cm
pH H₂O
6,3
Org. C
13,2g/kg
Clay
14,7%
Sand
72,1%
Silt
13,1%
15–30 cm
pH H₂O
6,3
Org. C
7,7g/kg
Clay
17,3%
Sand
70,0%
Silt
12,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest17.9%
Crops36.4%
Built-up1.6%
Bare soil0.1%
Other (grassland, water…)44.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,3km
Basins crossed
2
Max stream order
1
Max drainage
3 664km²
Discharge in basins
0,6m³/s
Mean precip.
1 030mm/an
Mean T°
27,3°C
Moisture idx
-0,40
Mean runoff
256mm/an
Mean elev. (basins)
103m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,1nW
Built-up
161,4%
Pesticides
14,8kg/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