HydroBASINS lev08 watershed · #1080692960
Bassin du Gouroubi
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 1 administrative regions : Say
Sub-basin area
378,5km²
Upstream area
10 205,2km²
Discharge
4,87m³/s
Mean elev.
238m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin du Gouroubi239 km²
- Bassin du Gouroubi208 km²
1 dept-equivalent regions (GADM L2)
- SayTillabéry · Niger377.0 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
189 distinct species · 476 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 11 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 du Gouroubi : 9 espèces reliées par 9 interactions GloBI sur 3 types (connectance 16.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
28,8°C
Annual rain
553mm
Moisture idx (CMI)
-0,74
Runoff
21mm/an
PET
2 099mm
AET
465mm
Mean slope
0,9°
Water table
235cm
Forest
0%
Crops
60%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)