Ontologia

HydroBASINS lev08 watershed · #1080179350

Bassin de Oued Drâa ⴰⵙⵉⴼ ⵏ ⴷⵔⵄⴰ واد درعة

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 2 administrative regions across 2 countries : Oum El Assel, Tata

Pfafstetter: 15140397

Sub-basin area

206km²

Upstream area

49 553,7km²

Discharge

146,78m³/s

Mean elev.

406m

Administrative coverage

Hydrographic chain

2 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Oued Draa

    IUCN Not Applicable

    Permanent Hunting Reserve

    203.00 km² overlap

  • Tindouf

    IUCN Not Applicable

    Cultural Park

    2.97 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

1 distinct species · 1 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 obs · 1 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

23,1°C

Annual rain

91mm

Moisture idx (CMI)

-0,95

Runoff

35mm/an

PET

1 879mm

AET

74mm

Mean slope

1,2°

Water table

190cm

Forest

0%

Crops

0%

Urban

0%

Protected

85%

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