Ontologia

HydroBASINS lev08 watershed · #1080742220

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 2 administrative regions across 2 countries : Gaya, Malanville

Pfafstetter: 14257000

Sub-basin area

287,9km²

Upstream area

1 266 567,5km²

Discharge

951,41m³/s

Mean elev.

194m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

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°

28,9°C

Annual rain

813mm

Moisture idx (CMI)

-0,59

Runoff

88mm/an

PET

1 995mm

AET

686mm

Mean slope

0,5°

Water table

152cm

Forest

0%

Crops

19%

Urban

4%

Protected

0%

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