Ontologia

HydroBASINS lev08 watershed · #1080809720

Bassin de Siorou River

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 : Mamou

Pfafstetter: 14577469

Sub-basin area

662,9km²

Upstream area

662,9km²

Discharge

17,46m³/s

Mean elev.

522m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Kaba Fleuve272 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Pinselli

    IUCN Not Reported

    Classified Forest

    32.17 km² overlap

  • Tinkisso

    IUCN IV

    Wetland of International Importance (Ramsar Site)

    0.21 km² overlap

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

Species present

4 distinct species · 6 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

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

25,1°C

Annual rain

1 738mm

Moisture idx (CMI)

-0,05

Runoff

781mm/an

PET

1 831mm

AET

1 076mm

Mean slope

7,7°

Water table

266cm

Forest

14%

Crops

5%

Urban

0%

Protected

5%

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