HydroBASINS lev08 watershed · #1080964320
Bassin de Ouémé
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Aguégués, Sèmè-Kpodji
Sub-basin area
5,3km²
Upstream area
56 328,3km²
Discharge
259,9m³/s
Mean elev.
1m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ouémé1290 km²
- Bassin de Canal d'Akôdji141 km²
2 dept-equivalent regions (GADM L2)
- 3.4 km²63.4% of basin
- 1.9 km²36.6% of basin
1 intersecting protected areas
Wetland of International Importance (Ramsar Site)
5.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
64 distinct species · 207 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 13 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Ouémé : 12 espèces reliées par 9 interactions GloBI sur 3 types (connectance 9.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
27,2°C
Annual rain
1 318mm
Moisture idx (CMI)
-0,06
Runoff
486mm/an
PET
1 400mm
AET
992mm
Mean slope
0,0°
Water table
9cm
Forest
100%
Crops
14%
Urban
46%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)