HydroBASINS lev08 watershed · #1080784450
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 4 administrative regions across 3 countries : Kompienga, Kpendjal, Matéri, Naki-Ouest
Sub-basin area
835,3km²
Upstream area
31 055,6km²
Discharge
75,1m³/s
Mean elev.
166m
Administrative coverage
Species present
190 distinct species · 467 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 : 29 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) + 3 bulles famille, 27 interactions GloBI documentées sur 5 types (connectance 5.4%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
28,4°C
Annual rain
1 026mm
Moisture idx (CMI)
-0,49
Runoff
175mm/an
PET
2 006mm
AET
849mm
Mean slope
0,6°
Water table
81cm
Forest
10%
Crops
20%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)