Ontologia

HydroBASINS lev08 watershed · #1080088640

Bassin de Oued Nahr-Ouassel

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 5 administrative regions : Bordj El Emir Abdelkader, Bouaiche, El Youssoufia, Layoune, Theniet El Had

Pfafstetter: 15304607

Sub-basin area

279,5km²

Upstream area

1 784,2km²

Discharge

3,54m³/s

Mean elev.

934m

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°

14,9°C

Annual rain

483mm

Moisture idx (CMI)

-0,57

Runoff

111mm/an

PET

1 118mm

AET

411mm

Mean slope

5,2°

Water table

388cm

Forest

0%

Crops

12%

Urban

0%

Protected

0%

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