Ontologia

HydroBASINS lev08 watershed · #1080458360

Bassin de Tarhlit

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 : Abeïbara, Tessalit

Pfafstetter: 14276950

Sub-basin area

2 072,7km²

Upstream area

8 748,8km²

Discharge

5,66m³/s

Mean elev.

584m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Tibeggalitn1200 km²

▲ Receives from 2 basins

2 dept-equivalent regions (GADM L2)

  • Abeïbara
    Kidal · Mali
    1322.2 km²
    64.0% of basin
  • Tessalit
    Kidal · Mali
    744.4 km²
    36.0% of basin

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

Species present

7 distinct species · 11 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 obs · 6 cellules
Obs. / cellule
≥ 5
5–4
2–4
1–1
< 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°

27,7°C

Annual rain

70mm

Moisture idx (CMI)

-0,97

Runoff

22mm/an

PET

2 069mm

AET

55mm

Mean slope

1,0°

Water table

407cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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