Ontologia

HydroBASINS lev08 watershed · #1080559030

Bassin du Niger

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 : Gourma-Rharous, Tombouctou

6% lakePfafstetter: 14277503

Sub-basin area

254,3km²

Upstream area

381 370,1km²

Discharge

521,41m³/s

Mean elev.

263m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

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

Species present

6 distinct species · 15 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 obs · 5 cellules
Obs. / cellule
≥ 6
6–5
4–5
2–3
< 2

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°

28,7°C

Annual rain

183mm

Moisture idx (CMI)

-0,92

Runoff

50mm/an

PET

2 166mm

AET

150mm

Mean slope

0,1°

Water table

30cm

Forest

0%

Crops

0%

Urban

1%

Protected

0%

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