Ontologia

HydroBASINS lev08 watershed · #1080030310

Bassin de Oued Tafna

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 10 administrative regions : Ain Tolba, Beni Khellad, Beni Ouarsous, Beni Saf, Emir Abdelkader +5

Pfafstetter: 15303401

Sub-basin area

353,2km²

Upstream area

7 265,2km²

Discharge

6,2m³/s

Mean elev.

186m

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°

17,6°C

Annual rain

439mm

Moisture idx (CMI)

-0,61

Runoff

24mm/an

PET

1 128mm

AET

376mm

Mean slope

7,1°

Water table

606cm

Forest

0%

Crops

77%

Urban

2%

Protected

0%

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