Ontologia

HydroBASINS lev08 watershed · #1080676840

Bassin · #1080676840

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 3 administrative regions : Macina, San, Ségou

Pfafstetter: 14292047

Sub-basin area

820,7km²

Upstream area

1 937,2km²

Discharge

4,09m³/s

Mean elev.

277m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin · #108067532034 km²

▲ Receives from 2 basins

3 dept-equivalent regions (GADM L2)

  • San
    Ségou · Mali
    436.6 km²
    53.4% of basin
  • Ségou
    Ségou · Mali
    365.9 km²
    44.8% of basin
  • Macina
    Ségou · Mali
    15.1 km²
    1.9% of basin

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

Species present

4 distinct species · 11 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 obs · 2 cellules
Obs. / cellule
≥ 10
10–9
10–9
10–9
< 10

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°

27,4°C

Annual rain

687mm

Moisture idx (CMI)

-0,67

Runoff

31mm/an

PET

2 067mm

AET

579mm

Mean slope

0,0°

Water table

5cm

Forest

0%

Crops

16%

Urban

0%

Protected

0%

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