HydroBASINS lev08 watershed · #1080892840
Bassin de Oti
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 5 administrative regions : Kpandai, Krachi East, Krachi Nchumuru, Nkwanta North, Nkwanta South
Sub-basin area
623,9km²
Upstream area
72 401,8km²
Discharge
454,08m³/s
Mean elev.
122m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Kpasa River2178 km²
- Bassin de Oti1166 km²
5 dept-equivalent regions (GADM L2)
- 300.8 km²48.4% of basin
- 175.2 km²28.2% of basin
- 143.0 km²23.0% of basin
- 2.2 km²0.3% of basin
- 0.1 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
113 distinct species · 189 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Oti : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
27,6°C
Annual rain
1 251mm
Moisture idx (CMI)
-0,32
Runoff
204mm/an
PET
1 847mm
AET
1 035mm
Mean slope
1,3°
Water table
159cm
Forest
34%
Crops
68%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)