Ontologia

HydroBASINS lev08 watershed · #1080707210

Bassin de la Sirba

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 : Gnagna, Komandjoari

Pfafstetter: 14272219

Sub-basin area

391km²

Upstream area

7 850,8km²

Discharge

4,63m³/s

Mean elev.

279m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

Computing species observations from GBIF…

Densité d'observations

187 obs · 7 cellules
Obs. / cellule
≥ 44
44–43
32–43
31–31
< 31

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Hydroclimate (BasinATLAS lev08)

Mean T°

28,3°C

Annual rain

611mm

Moisture idx (CMI)

-0,70

Runoff

17mm/an

PET

2 061mm

AET

514mm

Mean slope

0,5°

Water table

108cm

Forest

0%

Crops

21%

Urban

1%

Protected

0%

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