Ontologia

HydroBASINS lev08 watershed · #1080092220

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 19 administrative regions : Ain Fettah, Ain Ghoraba, Ain Kebira, Ain Youcef, Beni Mester +14

Pfafstetter: 15303403

Sub-basin area

986,6km²

Upstream area

4 957km²

Discharge

4,33m³/s

Mean elev.

439m

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°

16,9°C

Annual rain

456mm

Moisture idx (CMI)

-0,63

Runoff

28mm/an

PET

1 219mm

AET

388mm

Mean slope

6,6°

Water table

618cm

Forest

8%

Crops

46%

Urban

7%

Protected

1%

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