HydroBASINS lev08 watershed · #1080582960
Bassin de Bara Issa
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 : Diré, Niafunké
Sub-basin area
1 187,2km²
Upstream area
21 001,1km²
Discharge
139,87m³/s
Mean elev.
267m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Bara Issa1700 km²
- Bassin de Bara Issa287 km²
2 dept-equivalent regions (GADM L2)
- 1024.9 km²86.6% of basin
- 158.3 km²13.4% of basin
1 intersecting protected areas
Delta Intérieur du Niger
IUCN Not ReportedWetland of International Importance (Ramsar Site)
1183.16 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 22 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 Bara Issa : 2 espèces + 0 bulles famille, 1 interaction GloBI documentées 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°
28,2°C
Annual rain
269mm
Moisture idx (CMI)
-0,87
Runoff
90mm/an
PET
2 112mm
AET
224mm
Mean slope
0,2°
Water table
39cm
Forest
0%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)