Ontologia

HydroBASINS lev08 watershed · #1080566570

Bassin du Niger

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 : Bourem, Gao, Gourma-Rharous

2% lakePfafstetter: 14277130

Sub-basin area

1 799,6km²

Upstream area

426 956,5km²

Discharge

764,73m³/s

Mean elev.

289m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

3 dept-equivalent regions (GADM L2)

  • Bourem
    Gao · Mali
    1140.6 km²
    63.6% of basin
  • Gao
    Gao · Mali
    507.5 km²
    28.3% of basin
  • Gourma-Rharous
    145.4 km²
    8.1% of basin

1 intersecting protected areas

  • Baria

    IUCN IV

    Classified Forest

    9.47 km² overlap

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

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~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°

29,5°C

Annual rain

171mm

Moisture idx (CMI)

-0,92

Runoff

37mm/an

PET

2 149mm

AET

141mm

Mean slope

0,6°

Water table

218cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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