HydroBASINS lev08 watershed · #1080758200
Bassin de Ruisseau
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 : Tanguiéta, Tapoa
Sub-basin area
825,5km²
Upstream area
6 575,5km²
Discharge
34,22m³/s
Mean elev.
207m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ruisseau2210 km²
- Bassin du Pendjari1890 km²
2 dept-equivalent regions (GADM L2)
- 473.7 km²57.6% of basin
- 348.6 km²42.4% of basin
6 intersecting protected areas
W-Arly-Pendjari Complex
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
776.62 km² overlap
Wetland of International Importance (Ramsar Site)
485.03 km² overlap
Boucle de la Pendjari
IUCN IINational Park
469.04 km² overlap
Parc National d'Arly
IUCN IIWetland of International Importance (Ramsar Site)
315.51 km² overlap
Koakrana
IUCN Not ReportedGame Reserve
199.32 km² overlap
Arly
IUCN IINational Park
116.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
555 distinct species · 13 960 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Ruisseau : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 3 bulles famille, 25 interactions GloBI documentées sur 4 types (connectance 6.6%, 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°
28,3°C
Annual rain
905mm
Moisture idx (CMI)
-0,55
Runoff
122mm/an
PET
2 017mm
AET
764mm
Mean slope
1,1°
Water table
98cm
Forest
75%
Crops
21%
Urban
0%
Protected
71%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)