Ontologia

HydroBASINS lev08 watershed · #1080720080

Bassin de Vranso

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 : Boulkiemdé, Passoré, Sanguié

Pfafstetter: 14470605

Sub-basin area

418,8km²

Upstream area

1 969,1km²

Discharge

1,76m³/s

Mean elev.

294m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

3 dept-equivalent regions (GADM L2)

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

Species present

10 distinct species · 47 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

47 obs · 10 cellules
Obs. / cellule
≥ 21
21–20
6–20
3–5
< 3

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°

28,1°C

Annual rain

733mm

Moisture idx (CMI)

-0,64

Runoff

21mm/an

PET

2 041mm

AET

618mm

Mean slope

0,9°

Water table

156cm

Forest

0%

Crops

19%

Urban

1%

Protected

0%

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