HydroBASINS lev08 watershed · #1081110300
Bassin de Ayina
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 across 2 countries : Haut-Ntem, Souanké
Sub-basin area
379,5km²
Upstream area
9 178,3km²
Discharge
149,06m³/s
Mean elev.
522m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ayina2283 km²
- Bassin de Ayina790 km²
2 dept-equivalent regions (GADM L2)
- 280.5 km²74.2% of basin
- 97.3 km²25.8% of basin
1 intersecting protected areas
Parc national de Minkébé
IUCN IINational park
84.22 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
23,8°C
Annual rain
1 597mm
Moisture idx (CMI)
-0,04
Runoff
525mm/an
PET
1 661mm
AET
1 314mm
Mean slope
2,5°
Water table
84cm
Forest
100%
Crops
0%
Urban
0%
Protected
22%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)