Ontologia

HydroBASINS lev08 watershed · #1080030450

Bassin de Chelif

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 13 administrative regions : Ain Boudinar, Ain Tedles, Benabdelmalek Ramdane, Hadjadj, Kheiredine +8

Pfafstetter: 15304100

Sub-basin area

463,4km²

Upstream area

44 435,7km²

Discharge

54,37m³/s

Mean elev.

168m

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°

17,5°C

Annual rain

389mm

Moisture idx (CMI)

-0,60

Runoff

31mm/an

PET

983mm

AET

336mm

Mean slope

5,9°

Water table

514cm

Forest

0%

Crops

24%

Urban

6%

Protected

0%

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