Ontologia

HydroBASINS lev08 watershed · #1080681580

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 1 administrative regions : Ségou

12% lakePfafstetter: 14293038

Sub-basin area

231km²

Upstream area

231,1km²

Discharge

0,35m³/s

Mean elev.

292m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin du Niger102 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

  • Ségou
    Ségou · Mali
    230.1 km²
    100.0% of basin

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

Species present

5 distinct species · 8 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 obs · 2 cellules
Obs. / cellule
≥ 5
5–4
5–4
5–4
< 5

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

636mm

Moisture idx (CMI)

-0,69

Runoff

45mm/an

PET

2 048mm

AET

536mm

Mean slope

0,1°

Water table

37cm

Forest

0%

Crops

14%

Urban

0%

Protected

0%

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