Ontologia

HydroBASINS lev08 watershed · #1080563570

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 : Goundam, Tombouctou

Pfafstetter: 14277508

Sub-basin area

587,8km²

Upstream area

588,1km²

Discharge

0,71m³/s

Mean elev.

268m

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°

28,2°C

Annual rain

172mm

Moisture idx (CMI)

-0,92

Runoff

18mm/an

PET

2 164mm

AET

142mm

Mean slope

0,1°

Water table

16cm

Forest

0%

Crops

0%

Urban

2%

Protected

0%

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