Ontologia

HydroBASINS lev08 watershed · #1080046090

Bassin · #1080046090

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: 15736040

Sub-basin area

2 182,3km²

Upstream area

2 182,3km²

Discharge

0,03m³/s

Mean elev.

706m

Administrative coverage

2 dept-equivalent regions (GADM L2)

  • Tibesti
    Tibesti · Chad
    300.1 km²
    13.8% of basin
  • Bilma
    Agadez · Niger
    0.1 km²
    0.0% of basin

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

Species present

1 distinct species · 4 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 obs · 1 cellules
Obs. / cellule
≥ 4
4–3
4–3
4–3
< 4

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°

23,3°C

Annual rain

6mm

Moisture idx (CMI)

-1,00

Runoff

0mm/an

PET

1 908mm

AET

2mm

Mean slope

1,3°

Water table

916cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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