HydroBASINS lev08 watershed · #1080829550
Bassin de Gbanhala
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 3 administrative regions across 2 countries : Beyla, Kabadougou, Kankan
Sub-basin area
436,6km²
Upstream area
2 977,9km²
Discharge
43,47m³/s
Mean elev.
447m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Diemouni670 km²
- Bassin de Gbanhala207 km²
3 dept-equivalent regions (GADM L2)
- 173.3 km²39.8% of basin
- 151.4 km²34.8% of basin
- 110.1 km²25.3% of basin
2 intersecting protected areas
Sankarani-Fié
IUCN IVWetland of International Importance (Ramsar Site)
336.44 km² overlap
Kankan-Foloningbè
IUCN IVWildlife Reserve
324.71 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 38 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°
25,7°C
Annual rain
1 547mm
Moisture idx (CMI)
-0,21
Runoff
455mm/an
PET
1 951mm
AET
1 097mm
Mean slope
1,7°
Water table
114cm
Forest
96%
Crops
20%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)