Ontologia

HydroBASINS lev08 watershed · #1081146030

Bassin de Tana 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 2 administrative regions : Balambala, Bura

Pfafstetter: 11720937

Sub-basin area

210,2km²

Upstream area

26 628,9km²

Discharge

209,45m³/s

Mean elev.

309m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~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°

26,6°C

Annual rain

355mm

Moisture idx (CMI)

-0,83

Runoff

39mm/an

PET

2 058mm

AET

296mm

Mean slope

1,2°

Water table

253cm

Forest

0%

Crops

6%

Urban

0%

Protected

100%

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