Ontologia

HydroBASINS lev08 watershed · #1080697360

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

Pfafstetter: 14271655

Sub-basin area

872,7km²

Upstream area

8 911,1km²

Discharge

4,09m³/s

Mean elev.

247m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin du Gouroubi239 km²

▲ Receives from 2 basins

1 dept-equivalent regions (GADM L2)

  • Say
    Tillabéry · Niger
    869.4 km²
    100.0% of basin

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

22 distinct species · 100 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

100 obs · 11 cellules
Obs. / cellule
≥ 28
14–27
11–13
8–10
< 8

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

28,7°C

Annual rain

559mm

Moisture idx (CMI)

-0,73

Runoff

19mm/an

PET

2 094mm

AET

470mm

Mean slope

0,5°

Water table

146cm

Forest

0%

Crops

31%

Urban

0%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)