Ontologia

HydroBASINS lev08 watershed · #1080734350

Bassin de Biremati

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 : Djourf Al Ahmar

EndorheicPfafstetter: 16292904

Sub-basin area

790,7km²

Upstream area

790,7km²

Discharge

0,57m³/s

Mean elev.

462m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

  • Djourf Al Ahmar
    Sila · Chad
    787.7 km²
    100.0% of basin

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

Species present

20 distinct species · 25 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 obs · 3 cellules
Obs. / cellule
≥ 23
23–22
23–22
1–22
< 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°

28,6°C

Annual rain

614mm

Moisture idx (CMI)

-0,72

Runoff

24mm/an

PET

2 198mm

AET

516mm

Mean slope

0,1°

Water table

40cm

Forest

0%

Crops

3%

Urban

0%

Protected

0%

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