HydroBASINS lev08 watershed · #1081163740
Bassin de Ogooué
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 1 administrative regions : Mouloudnou
Sub-basin area
666,4km²
Upstream area
43 387,8km²
Discharge
1 247,44m³/s
Mean elev.
376m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Léyou2315 km²
- Bassin de Sébé1085 km²
1 dept-equivalent regions (GADM L2)
- 663.4 km²100.0% of basin
1 intersecting protected areas
Rapides de Mboungou Badouma et de Doume
IUCN Not ReportedWetland of International Importance (Ramsar Site)
103.54 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
269 distinct species · 1 474 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Ogooué : 21 espèces reliées par 24 interactions GloBI sur 5 types (connectance 8.0%, filtre Serrano α=0.2). 4 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°
24,8°C
Annual rain
1 724mm
Moisture idx (CMI)
0,10
Runoff
799mm/an
PET
1 555mm
AET
1 341mm
Mean slope
4,6°
Water table
198cm
Forest
99%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)