Ontologia

HydroBASINS lev08 watershed · #1080601080

Bassin · #1080601080

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 : Ansongo, Ménaka

Pfafstetter: 14273870

Sub-basin area

1 318,6km²

Upstream area

6 196,4km²

Discharge

7,47m³/s

Mean elev.

315m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin · #10806153101644 km²

▲ Receives from 2 basins

2 dept-equivalent regions (GADM L2)

  • Ansongo
    Gao · Mali
    921.7 km²
    70.1% of basin
  • Ménaka
    Gao · Mali
    392.3 km²
    29.9% of basin

1 intersecting protected areas

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

Species present

1 distinct species · 3 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 obs · 1 cellules
Obs. / cellule
≥ 3
3–2
3–2
3–2
< 3

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°

29,1°C

Annual rain

224mm

Moisture idx (CMI)

-0,89

Runoff

38mm/an

PET

2 111mm

AET

184mm

Mean slope

0,5°

Water table

269cm

Forest

0%

Crops

0%

Urban

0%

Protected

36%

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