Ontologia

HydroBASINS lev08 watershed · #1080086460

Bassin de Oued Berka

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 4 administrative regions : Merahna, Ouenza, Sidi Fredj, Taoura

Pfafstetter: 15306094

Sub-basin area

295,4km²

Upstream area

295,5km²

Discharge

0,86m³/s

Mean elev.

671m

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°

15,1°C

Annual rain

599mm

Moisture idx (CMI)

-0,54

Runoff

92mm/an

PET

1 312mm

AET

506mm

Mean slope

3,8°

Water table

312cm

Forest

2%

Crops

53%

Urban

2%

Protected

0%

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