Ontologia

HydroBASINS lev08 watershed · #1080055970

Bassin · #1080055970

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 : Bilma, Tibesti

EndorheicPfafstetter: 16137070

Sub-basin area

1 008,3km²

Upstream area

1 008,3km²

Discharge

0m³/s

Mean elev.

634m

Administrative coverage

2 dept-equivalent regions (GADM L2)

  • Bilma
    Agadez · Niger
    913.3 km²
    90.8% of basin
  • Tibesti
    Tibesti · Chad
    92.3 km²
    9.2% of basin

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°

24,2°C

Annual rain

11mm

Moisture idx (CMI)

-0,99

Runoff

0mm/an

PET

1 970mm

AET

4mm

Mean slope

2,4°

Water table

868cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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