Ontologia

HydroBASINS lev08 watershed · #1080734840

Bassin · #1080734840

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 : Gaya

4% lakePfafstetter: 14254201

Sub-basin area

148,6km²

Upstream area

8 194,2km²

Discharge

17,58m³/s

Mean elev.

210m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin · #10807474701116 km²

▲ Receives from 2 basins

1 dept-equivalent regions (GADM L2)

  • Gaya
    Dosso · Niger
    148.0 km²
    100.0% of basin

2 intersecting protected areas

  • Dosso

    IUCN IV

    Partial Fauna Reserve

    85.53 km² overlap

  • Dallol Maouri

    IUCN IV

    Wetland of International Importance (Ramsar Site)

    80.95 km² overlap

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

Species present

9 distinct species · 18 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

18 obs · 4 cellules
Obs. / cellule
≥ 6
6–5
6–5
6–5
< 6

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°

28,9°C

Annual rain

681mm

Moisture idx (CMI)

-0,66

Runoff

77mm/an

PET

2 000mm

AET

574mm

Mean slope

0,7°

Water table

140cm

Forest

0%

Crops

28%

Urban

0%

Protected

0%

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