Ontologia

HydroBASINS lev08 watershed · #1080501020

Bassin de Zilalet

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 1 administrative regions : Arlit

Pfafstetter: 14268905

Sub-basin area

363,1km²

Upstream area

3 482,9km²

Discharge

3,9m³/s

Mean elev.

760m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

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

Species present

37 distinct species · 47 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

47 obs · 5 cellules
Obs. / cellule
≥ 34
34–33
8–33
3–7
< 3

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°

26,0°C

Annual rain

56mm

Moisture idx (CMI)

-0,97

Runoff

31mm/an

PET

2 055mm

AET

43mm

Mean slope

2,6°

Water table

607cm

Forest

0%

Crops

0%

Urban

0%

Protected

1%

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