Basse Vallée de l'Ouémé, Lagune de Porto-Novo, Lac Nokoué
IUCN VWetland of International Importance (Ramsar Site) · 2000
6 532 km²
Commune · BEN
Hozin
Benin
AwTropical, savannah(100 %)
Species observed
651
Observations
1 737
Area
5,9km²
Ecological tissue
Sample of 12 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 Hozin : 12 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 8 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2).
Espèces affichées
12
Interactions affichées
8
Connectance
0.121
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
651 distinct species · 1 737 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,6°C
Annual rain
1 212mm
Warmest m°
30,9°C
Coldest m°
23,0°C
Elevation: 10 m on average (min 1 m, max 35 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,6°C
Annual rain
1 212mm
Warmest month
30,9°C
Coldest month
23,0°C
Mean alt.
10m
Min
1m
Max
35m
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
5,7
Org. C
34,4g/kg
Clay
45,3%
Sand
29,9%
Silt
24,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Dangbo
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
41,6g/kg
Clay
44,7%
Sand
29,7%
Silt
25,6%
5–15 cm
pH H₂O
5,7
Org. C
38,3g/kg
Clay
45,2%
Sand
30,1%
Silt
24,7%
15–30 cm
pH H₂O
5,7
Org. C
23,4g/kg
Clay
46,1%
Sand
30,0%
Silt
23,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest18.1%
Crops16.8%
Built-up4.2%
Bare soil0.4%
Other (grassland, water…)60.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,6km
Basins crossed
1
Max stream order
2
Max drainage
48 989km²
Discharge in basins
0,9m³/s
Mean precip.
1 139mm/an
Mean T°
27,5°C
Moisture idx
-0,31
Mean runoff
382mm/an
Mean elev. (basins)
43m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
11hab/km²
Night light
0,6nW
Built-up
416,5%
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