Ontologia

HydroBASINS lev08 watershed · #1080561950

Bassin · #1080561950

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 3 administrative regions : Ansongo, Gao, Ménaka

Pfafstetter: 14276290

Sub-basin area

2 267,8km²

Upstream area

2 267,8km²

Discharge

1,04m³/s

Mean elev.

353m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin · #10805643601640 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

3 dept-equivalent regions (GADM L2)

  • Ménaka
    Gao · Mali
    1524.7 km²
    67.5% of basin
  • Ansongo
    Gao · Mali
    734.1 km²
    32.5% of basin
  • Gao
    Gao · Mali
    1.4 km²
    0.1% of basin

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

Species present

Computing species observations from GBIF…

Densité d'observations

35 obs · 3 cellules
Obs. / cellule
≥ 18
18–17
18–17
15–17
< 15

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

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Hydroclimate (BasinATLAS lev08)

Mean T°

29,2°C

Annual rain

185mm

Moisture idx (CMI)

-0,91

Runoff

27mm/an

PET

2 131mm

AET

152mm

Mean slope

0,4°

Water table

289cm

Forest

0%

Crops

0%

Urban

0%

Protected

24%

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